megyn: reena ninan, thank you. a brand-new tool to fight america' so-called third war south of the border. the texas department of public safety is teaming up with ranchers asking them to buy and install private security cameras to help protect the border from mexican drug smugglers. the cameras will be closely monitored at texas' command center. >> reporter: the border cameras in general are not new. but here is what's different about these cameras. there is not a live video stream. instead, the caras only go to when something triggered the sensor and within seconds that image is sent here to confirm whether it's illegal activity. 250 miles north of mexico at a command center in austin. >> we had hits two days ago, four days ago. >> reporter: a steady stream of images show how well the border cameras are working. >> we move them consistently. >> reporter: once an image is verified an email alert is sent to the border patrol. >> we are providing the images so they can make the best choice to respond to criminal act