backing biden. they had don't want a no-fly zone either unless putin dramatically escalates. >> if there were chemical weapons attack i would change my mind. >> anything else? >> that's the one that comes to mind right now. >> the president's remarks today sounded very sensitive to recent criticism that they should have done more before russia invaded as the president pointed out, he pointed to past cooperation in the region like this. >> we started our assistance to ukraine before this war began, as they started to do exercises along the ukrainian border, started in march of last year. >> the president did not answer any questions today, including one about whether or not there is going to be a stop in poland when he heads to europe next week for a meeting at nato h.q. >> and did not answer a question whether putin was guilty of war crimes, but steadfast against the idea of sending migs, though it did seem when he was asked a