u.s. defense official says russian forces have conducted more than 1,370 missile launches in ukraine. that official also saying the russian ground offensive is largely stalled in several parts of the country. meantime, the mayor of a key suburb of kyiv, irpin right here on the map, he says ukrainian forces have retaken control of his city from russian invaders, telling cnn, quote, irpin was freed last night. let's get some important perspective from former assistant secretary of state mark kimmitt is with us. thank you for your time. you hear the mayor saying the ukrainians have taken back this key suburb. we've been watching the russian march to see if they could encircle kyiv. at the same time we also hear some russian forces who are up in this area regrouping in belarus. on this day 33, general kimmitt, what do you make of what you're hearing from the battlefield? >> in terms of irpin, i don't think that's unusual for city fighting or even suburban fighting for areas to be taken and retaken by both sides. don't necessarily think this is