and that is where those brutal bombing of peaceful cities like mariupol and kharkiv are happening. >> what's your reaction to that? and we were just -- you were just discussing the coming potential battle for kyiv. what's the significance of the fact that ukrainians seem to feel very confident that they have a lot of control over their air space right now? >> well, again, this is astonishing. if you remember in the invasion of iraq, we basically took the iraqi air force out of the picture in the first couple of hours by cratering every one of their runways so they couldn't even get off the ground. that's still obviously not happened in ukraine in part because the ukrainian air defenses have been so surprisingly resolute and, again, resourceful. and they are reportedly receiving some resupply of the kinds of air defense that they have. i'm not just talking about the stinger missiles which are good up to about 10,000 or so feet, but old russian systems that are actually accurate, well above