William Taylor: “One of the things that this whole discussion of banning Russian exports of oil and gas, one of the things that shows is…”

The Ukrainians have been cooperative, flexible, supportive and eager to move forward, but the Russians have not.

We need to maintain support. And other things pull at that attention, just exactly as you have described. It is no less important now than it was two months ago for the Ukrainians to win.

The key -- the key place is on the battlefield in Ukraine, where he is losing, and his troops are not doing well.

He is emboldened, and he has got reason to be emboldened. His military, the Ukrainian military, is now pushing the Russians back.