planes around. >> poland's president has said his country would not send planes to ukraine, because it might be seen as interfering in the war. and vladimir putin has signaled that such a move would be seen as direct involvement. meanwhile, the u.s. and nato allies are working quickly to arm ukraine in other ways. "the new york times" reporting more than 17,000 anti-tank weapons have made their way into the country through poland and romania. so far, supply lines have not been interrupted because russian forces have been focused elsewhere. officials also said that u.s. cyber mission teams are in place around eastern europe, in an effort to disrupt russia's communications and any potential cyber attacks. joining us now, professor of global politics at the university college london brian clause, a columnist for the washington pope and the host of the "power corrupts" podcast. great to see you this morning. thanks for joining us. let's start there. how much of a setback is it for ukraine in your estimation if