this is a continuation of the enterprise. he's assembled up to 175,000 troops to crush ukrainian opposition. this is a ukraine that is very different from 2014. much more capable of defending itself. but the force he's assembled is overwhelming. now, he's just determining whether he's going to use it to achieve his objectives, make ukraine a failed state, leave the option open of pulling ukraine back into his orbit. >> he thought he'd wounded ukraine, right? now, he's watching ukraine actually stronger, slipping through his fingers. do you think he will invade? >> i think there is a real possibility. on the one end of the spectrum, the most benign scenario is coercive diplomacy. this massive deployment of forces to show that he's serious, to extract some concessions on the security front. this idea of, you know, a threat that nato or the u.s. poses to russian security, he could extract those and potentially bank those.