level —— sa6. they will look at the corridors where they expect the russians to come in, fire missiles and get out of there before they can be targeted because one of the key elements to this is sustainability. finally, i'm sure you've been looking at every piece of evidence appearing. what are you learning about russia's air force? it’s about russia's air force? it's reall about russia's air force? it�*s really interesting because we've seen some of their most capable aircraft being taken from other theatres of operation. some from the far east. there's one in particular, one that crashed, and ukrainians are claiming 44 helicopters which is remarkable in terms of what the take—down. the fact they were able to take some sophisticated aircraft is more remarkable. there was one in particular that you can see the tale number of the crash, and that is one