operation. jenna: it s pretty cool to think about. where are we in the original mission of surveillance? what capabilities are there on that front? what can you tell us? reporter: we have from the fighter jet ones we just showed you to something as small as a humming bird. we saw this a few weeks ago when we were doing our story on the larger unmanned aerial systems. this is actually developed by aero environment, and this is a little hummingbird that has a camera inside, can also hear. imagine our soldiers in a situation where they going through a town maybe some place in afghanistan, they know there may be bad guys inside the house, they don t want to approach it yet, they could be around a corner, put this thing up there, watch it on a computer screen as it flies into the house and detects what may be inside. it potentially could be used for search-and-rescue teams, earthquakes like we saw in haiti, this is the next generation of stuff. all of this is experimental but right on the