on the lookout for some kind of false pretext, false flag operation that would give vladimir putin a justification for launching an invasion into ukraine. this does come on the heels of a significant spike in cease-fire violations along the so-called line of contact where those ukrainian forces have been fighting for the past eight years against russian-backed forces. there were 60 of them yesterday. that's the highest number in about four years. president putin has warned of a genocide. of course, that is not true. and the kremlin saying this is a very dangerous situation. it is, abby, but it is entirely of their own making. >> alex marquardt, i know you'll keep us updated on the ground there and also stay safe yourself. let's go to munich now where cnn's natasha bertrand is on the ground. it's an important test today and this weekend for the vice president, kamala harris, who is on the world stage. what is she expected to accomplish on this trip? >> very important test for the