. >> senator fischer place. >> thank you, mr. chairman. i thank you both for being here today. general guillot, the pressure our discussion that's on the challenges of detecting, characterizing and tracking potential threats to our hod most americans are fully aware of of the incident with the chinese balloon, but northcom has other as well, especially with protecting the homeland from the more advanced threats that are out there which missiles. why is having that improved domain awareness, which is the ability to detect and track the threats and also to provide a clear threat picture of what's outo discriminate what you're seeing? why is that so important to defending our homeland? >> sat time, time to inform leaders to make decisions and enact defeat mechanisms to defeat these threats that are coming in. you mentioned the discrimination capability as the threat becomes more advanced and they can put■v decoys. we could needlessly shoot interceptors at objects that not a threat, but having the discrimination where to make sure we can actually shoot and kill the warhead that w