been often been bombed. >> thank you very much for all of that and joining me in brussels, chief white house correspondent, kristen welker and chief white house correspondent, kelly o'donnell. great to have my colleagues and pals here. we'll be hearing some good news from kyiv. they're holding them off. but mariupol in the south is a disaster. what the nato secretary general said is we can no longer take peace for granted. that's what he said at the news conference. >> how unsubtle. >> nato has, for 70 years, been the guardrail against war in europe for the most part. and here you have nato standing guard but ukraine falling piece by piece to russia. >> and that's why there's so much pressure on president biden and thenatedo allies to announce something significant when they