it seemed like something people can do to be useful but it wasn't going to hold back the russian army. kind of amazing, it's actually holding back the russian army. >> exactly, ali. thanks for having me back. i put out some information over my twitter for people, it's amazing you see it happening, you see buses parked in the streets, many layers of barriers. that's the nature of close urban combat where conventional, the defender has all the advantage, it can hold back, i'm serious, the best army in the world and russia is not the best. >> how much of that is the technique and how much of that is that these russian soldiers are arguably less motivated, perhaps less informed about what their mission is in unfamiliar territory, versus ukrainians, some who are not well trained