simply can't give him and the kremlin power over who becomes part of nato. so let's hope there's some breakthrough on the diplomatic front. i think ultimately if putin decides not to invade ukraine, it will likely be more so because he sees the cost of an invasion as much more serious than he had originally anticipated. >> just boils down to what putin decides to do. it's not necessarily, i mean, it's his decision and his decision alone. >> yeah. in the united states, if a president wants to invade a foreign country, they've got to get authorization of congress normally. if you want to sign a treaty with a nation, you've got to get the consent of congress. putin will decide what he wants to do on his own and the worry is he's been holed up, cloistered, make only speaking to a handful of people who maybe telling him he's going to be greeted as a liberator if he