radar systems that have to be run. this is a sophisticated system. we're watching one unit. 1/4th of the system. that's the key part, launcher and radar. we're not seeing the acquisition radar, which leads me to believe that when they turned this on, they had a limited ray car capability and they probably had trouble identifying that target as a civilian airliner. >> phil, from an intelligence perspective, what can you add to the investigation by tracking this weapon, if in fact, ukraine ministry put on the facebook page, the video of the weapon being brought back to russia. if the weapon itself crosses over into russia and disappears, is that kind of game over in terms of determining the trajectory of this, more about it? >> it's not even close to game over. first, there is the proattack stuff, prestrike stuff you'll look at. volumes of imagery inteam jns