scene in the southeast city of mariupol. a mass grave of murdered ukrainians. the mayor saying at least 1,300 civilians have been killed in mariupol alone. clarissa ward is live for us in the capital of kyiv. does it appear the russian military is target to make real gains in the cities around kyiv? >> reporter: well, there was a major development today, jake, and that is that the russians now appear to be making a push not just in the northwest and west of the city, as they have been for the last ten days or so, but now also from the east. the eastern suburb of brovery gave under heavy fire today. there's drone video which shows a large caolumn of russian tank coming under fire by ukrainian forces. you can literally see them being picked off from their defensive