after police seized his gun? treadmill safety: disturbing video of a two-year-old boy dragged by a peloton tread+ the government warning tonight. eye on earth, texas leads the country in green energy construction. how the lone star state is training oil riggers to build wind turbines. remembering hester ford, the longest living american, the 116-year-old's secret to a long life. and taking flight-- on mars, as a n.a.s.a. helicopter becomes the first to fly on another planet. the woman behind this historic project. this is the "cbs evening news" with norah o'donnell, reporting from the nation's capital. >> o'donnell: good evening and thank you for joining us. we are going to begin with breaking news.

one to have the most high profile murder trials in history the testimony is to the jury. after nearly three weeks of testimony, 12 jurors will now decide whether former minneapolis police officer derek chauvin is guilty of two counts of murder, and one count of manslaughter, in the death of governor. in dramatic in dramatic and dueling presentations prosecutor and defense lawyers made their closing arguments. prosecutors saying chauvin knew better, he just didn't do bettet didn't do better when he used his knee to pin 46-year-old floyd to the ground saying this isn't policing, this is murder. chauvin's lawyers argue the former police officer was training and no evidence hisg client intentionally applied unlawful force. what the jury decides will no doubt send shock waves minneapolis the country as national guard is called out in major cities and businesses boarding up expecting widespread protests. our correspondents are standing by in minneapolis and cbs's jamie yuccas is going to lead off our coverage from outside

the courthouse. good evening, >> reporter: good evening, norah. after a marathon day of closing arguments the jury is now sequestered and will be till they reach a unanimous decision on each of the three charges that range from murder to manslaughter. it's incredibly rare for a it's incredibly rare for a police officer to be convicted. recent data shows it only happens in about a third of cases. >> this wasn't policing. this was murder. >> reporter: the prosecution making its final plea to the jurors, telling them why former police officer derek chauvin should be found guilty of murder. >> this was not an accident. he did not trip and fall and find himself upon george floyd's knee and neck. he did what he did on purpose. >> reporter: prosecutor steve schleicher began closing arguments by talking about the life of george floyd. he then described in disturbing details how that life ended. >> the defendant stayed on top of him for nine minutes and 29 seconds, so desperate to breathe

he pushed with his face to open his chest to give his lungs room to breathe. >> reporter: the prosecution played police body cam video. >> i can't breathe, officer! >> reporter: floyd said "i can't breathe" 27 times. they were his final words. >> george floyd begged until he could speak no more, and the defendant continued this assault beyond the point that he had a pulse. >> reporter: schleicher pointed to seven witnesses most fellow officers all testifying chauvin chauvin used unreasonable force. >> believe your eyes. what you saw happened, happened. >> reporter: he dismissed the defense's theory that floyd died of a heart attack,g orn monooi. >> i submit to you that state has failed to immediate its its burden of proof beyond a reasonable doubt. >> reporter: the defense's attorney argued the jury needed to look at what happened before.

he said chauvin did what others would. >> the amount of force used by officers kueng and lane was insufficient to overpower mr. floyd's resistance to getting into the car. >> reporter: he played video showing how the struggle continued when chauvin got involved. nelson also argued that floyd's heart disease, as well as his use of fentanyl and methamphetamine, significantly contributed to his death and cited the county medical examiner's findings. >> so dr. baker's conclusions that mr. floyd's arteriosclerotic and hypertensive disease played a role in the death. >> reporter: during rebuttal, prosecutor jerry blackwell talked about the 46th witness: common sense. >> you were told that mr. floyd died because his heart was too big. the reason george floyd is dead

is because mr. chauvin's heart was too small. >> o'donnell: and jamie joins us now. and jamie, something extraordinary happened after the jury left to deliberate the judge lashing out at a congresswoman saying the verdict could be overturned in the future. explain what happened. >> reporter: it was something. california democrat maxine waters was with protesters in brooklyn center this weekend and she said i hope we get a verk that's guilty, guilty, guilty, if we don't, guilty, guilty. if we don't we have to get more confrontational. the judge called that disrespectful to the rule of law and in a surprising move told the defense the comments could could open everything to appeal and have the whole trial overturned. norah. >> o'donnell: stunning. jamie yuccas, thank you. outside the courthouse. much of minneapolis is minneapolis is unrecognizable tonight with fences plywooded and a strong security presence. more with cbs' jeff pegues. >> reporter: tonight, minneapolis is preparing for the

worst, some 3,000 national guard are deployed across downtown and throughout the city. two guard members were slightly injured earely sunday morning when somebody fired into their humvee. minnesota's governor and the minneapolis mayor called for calm and said violence will not be tolerated. >> we cannot allow civil unrest to descend into chaos. we must protect life and property. >> reporter: all these precautions >> reporter: all these precautions are intended to head off the kind of riots that destroyed $350 million in property last summer when george floyd was killed. similar steps are underway across the country. stepped up patrols and new barriers in beverly hills. w.philadelphia boards are but minneapolis is the likely epicenter for any protest.y pro local law enforcement says it is ready. >> the number one focus for us is deescalation. we-- we don't want to use force if we do not have to. >> reporter: the killing of daunte wright in nearby brooklyn

center has added to an already teenro activist nekima armstrong has been at protests in both cities. >> who are they protecting? they're certainly not protecting peaceful demonstrators. >> reporter: the courtroom is in this building behind me, one tonight that is fortified with extra fencing and members of the national guard right up there. norah, tonight other states are requesting help from the national guard ahead of this verdict, too. >> o'donnell: all right, jeff pegues, thank you. and we're going to turn now to the fight against covid because nearly half of all american adults have had at least one covid shot and anyone 16 or older is now eligible to be vaccinated. meg oliver reports there's growing concern over variants and a spiking cases among children. >> for months i have been telling americans to get vaccinated. >> reporter: tonight, as cases remain stubbornly high across the country the white house is renewing the push to convince americans that getting

vaccinated is thly way out. >> the lof supply, the shortage of locations, the confusing rules are all in the past. >> reporter: in places like west virginia, which led the way with rollouts, there's already been a drop off in shots just four months after the first vaccine was authorized. for health officials like krista capehart, the push to vaccinate now means long drives on country roads. >> we definitely have to develop programs that are patient convenience driven, so we have to take the vaccines where the patients are. >> reporter: half of american adults have now been vaccinated with at least one dose, but there is increasing concern over hesitancy, especially in wake of johnson & johnson pausing its johnson pausing its rollout while regulators investigate why at least eight recipients developed extremely rare but dangerous blood clots. tonight officials repeat the vaccines are safe. >> what we say to anyone who has doubts about getting a vaccine,

we live it up to you -- look at the data. t vaccinations, neyo city will offer shots under the famoe erin museum of natural history. meanwhile, 13 states saw a rise in new cases in the last week, and cases in children are spiking, too. last week was the highest total in two months, one in five new infections were kids. new jersey has the second highest number of new cases per capita in capita in the nation. why is new jersey still ranking so high? >> one thing is the new variant, the u.k. variant, extremely transmissible, very infectious. people are going back to activities, taking off masks and gooks back to activities. >> reporter: as the race to vaccinate continues here in jersey, which was a johnson & johnson site, officials tell us since the pause they've seen a decrease in registrations up to 20% which they contribute to hesitancy. norah.

>> o'donnell: meg oliver, thank you. and tonight an update: the chief medical examiner in d.c. ruled capitol police officer brian sicknick died of natural causes after defending the u.s. capitol during the deadly assault in january. sicknick suffered two strokes the day after the insurrection. two men are charged with assaulting sicknick and other officers with what appears to be bear spray, but the autopsy shows no evidence it played a role in sicknick's death. tonight, questions on how the 19-year-old who shot and killed eight people at a fedex facility last thursday legally obtained two assault-style rifles months after his mother flagged him to police as a risk. >> reporter: there were red flags. brandon hole had a shotgun seized by police last year after year, his own mother alerted them saying her son was suicidal. he spent a few hours in a mental health facility, still his name never made it on to indiana's red flag warning list. so the 19-year-old was legally

able to buy the two rifles used in the rampage. >> he was cut mpage. >> he was cut loose and t >> he was cut loose. they didn't so much as prescribe him additional medication when he walked out. >> reporter: hole's case was sent to prosecutors under the red flag law but it stopped. >> the risk for us if we move forward to the proceeding and it loses, guess what, that firearm goes back to the person. >> reporter: at least 19 states have a red flag law allowing a judge to prohibit an unstable person from having a gun, but the legislation varies. in indiana, the law only gives his office 14 days to make a case. >> they hear "red flag" and they think it's a panacea. it's not. >> reporter: mike lawlor helped create the first state's red flag law. >> the indiana statute is in effect the moment they grab a gun but no mandatory follow-up. >> reporter: he says the involvement of a judge should be ndatorp saveives. angela hulas rvive ter thfede shooting, the mother of five hit in the chest. >> no one should have lost they're life, no one should have gotten injured.

>> reporter: prosecutors tell me indiana's red flag law only allows them to get a warrant for a weapon, not for mental health records. investigators are still tryinglg to determine a mot to determine a motive in this case. norah. >> o'donnell: nikki battiste, thank you. well, tonight a fierce debate is raging over the safety of certain peloton treadmills. a government agency is out with a warning to people with small children or pets, but peloton is peloton is defending its product. here's cbs' anna werner. >> reporter: this is what federal regulators are warning can happen when a child gets too close to the close to the peloton tread plusn i february, the belt pulled this two-year-old boy under the 455- pound machine. he survived, but the u.s. consumer products safety commission is urging consumers with children at home to stop using the product immediately. >> the children involved herehab have ended up with abrasions, fractures, multiple fractures,

one with a brain injury, and most sadly, a fatality. >> reporter: peloton called the commission's statement inaccurate and misleading andled said there is no reason to said there is no reason to stop using the tread+ as long as alls all warnings and saf warnings and safety instructions are followed, including removing the safety key. but government data shows there have been 39 incidents with peloton's tread+ with multiple reports of children being pinned or pulled under the rear roller of the treadmill. one child died. have you asked the company to voluntarily recall this treadmill? >> we have been in communication with the company. they have not agreed, but hope that will change. will change. >> reporter: tonight peloton says i >> reporter: tonight peloton says it remains open to federal regulators, but a recall isn't warranted. anna werner, berkeley, california. >> o'donnell: we're going to turn now to a special series for earth day as president biden pushes to renewable energy source, oil and gas workers are being trained for jobs in the green economy.

cbs' mireya villarreal has more in our series "eye on earth: our planet in peril. >> reporter: in the heart of texas, green jobs are booming. >> out of the 600 folks on site they're happy to be here get a paycheck and feed families. >> reporter: when it's done in deo be the largestm sun solar in the country spanning over three counties. >> some neighbors wanted in right away, others not so much. >> reporter: barry crawford is leasing part of his land in cunningham texas to the project for 25 years. >> roads, bridges, everything across the line is benefiting. >> reporter: it really is giving back some green. >> giving back green in more ways than one, yeah. >> reporter: oil-rich texas also now leads the nation in wind power. in 2020 the state produced more energy from wind turbines than coal for the first time. >> you do not grab the cables. >> reporter: the lone star state quickly becoming the blueprint

for a new type of blue-collar worker. >> you have an extra one there. >> reporter: paula harris recently retired from oil and gas and is retraining for a new challenge. >> i believe this is part of the future. >> reporter: this site for renewable jobs is run by lone star college and work rise. >> it's about getting >> it's about getting them their next job, staying with them throughout the course of their career. >> reporter: look out into this field, it's not just seeing a solar farm, you see jobs, you see the future. ability to build to a >> we see jobs, we see our ability to build to a million jobs for america. >> reporter: a million jobs for a greener future. mireya villarreal, cbs news, dallas, texas. >> o'donnell: super smart. all right, there is much more ahead respect caught on camera, a dramatic rescue at sea after more an a dozen people jump from a sinking boat. and we remember hester ford, the oldest person in america. with cascade platinum. do it!r

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>> o'donnell: today, mimi aung earned her place in history next to the wright brothers thanks to a 39 second flight above mars. here's cbs' jonathan vigliotti. >> we can now say that human beings have flown a craft on another planet!ause ) ( applause ) >> reporter: spinning its blades ten times faster than an earthly helicopter, "ingenuity" cut through thin martin air today on a brief, historic flight. 30-year-old mimi aung is the engineer, it took her team six

team six years to nail the technology to make the first of its kind flight possible. >> like a wright brothers moment but on another planet. >> reporter: aung was born in the u.s., but grew up in burma, inspired by her mother who got her ph.d. in math in the 1960s. >> i think she was the first burmese woman, mathematics ph.d. from an american university. >> reporter: your mother the pathfinder, and you are a trailblazer. >> absolutely, yes, i feel very fortunate. >> reporter: there are going to be a lot of kids and girls who will be surprised to see a woman see a woman is leading this operation. what's your message to them? >> you have to go for it and don't second guess, don't let anybody talk you out of it. >> reporter: mimi aung breaking through a glass ceiling nearly 180 million miles away. >> the sky is not the limit anymore. sky is absolutely not the limit. >> reporter: jonathan vigliotti, cbs news, pasadena, california. >> o'donnell: the sky is not the limit, i agree. up next, a former president is

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news," i'm norah o'donnell, see you tomorrow. ♪ ♪ this is the "cbs overnight news." . i'm major garrett in washington, thanks for staying with us. history was made 170 million miles away on mars with a successful test of nasa's ingenuity helicopter. it's about the size of a box of tissues. it lifted off and hovered about ten feet offer the ground for 39 seconds and with that, it was the first controlled aircraft ever to fly on another planet. jonathan vigliotti has the story from nasa's laboratory.

>> reporter: engineers are celebrating the impossible. theyto create a robot that was self flying and self powered with an engine five times faster than any helicopter here on earth and all of the technologyto fit in a container, get this, the size of a tissue box. this test flight lasted a few seconds but a major victory this morning from nasa. at just about 19 inches tall and four pounds the helicopter is tiny in size, but its impact could be monumental. >> we could use it to do scoping out the path we would like to take with a rover or if we are sending humans to mars, helping the humans in their activities. there's an enormous amount of potential for this capabilitity. >> reporter: lori is the director of the planetary science division. they sent six years perfecting how to do get the self flying

device to climb about ten feet above the surface of mars, hover in place for 30 seconds and then rotate before gently making its landing. it's a challenging mission, especially on mars where the air is so thin, glaze said it's the equivalent of flying at an altitude of 100,000 feet on earth. >> it's three times as high as a commercial aircraft flies. we don't fly up there, there's not enough air to give you lift under the wings. so trying to get your helicopter to fly in that environment is really, really hard. >> reporter: the maiden flight was delayed after a software glitch during a preflight test. since then the device has passed several tests, including a critical spin check of the four rotors last week. >> deploy. >> reporter: the nearly 85 million dollars helicopter arrived on mars in february. >> about 20 meters off the surface. >> reporter: attached to the