Russia-Ukraine war: 21,000 civilians killed, mayor of Mariupol estimates
Putin and Lukashenko meet • Russian assault on Mariupol continues, at least 10,000 killed • 9 humanitarian corridors opened
AN AERIAL PHOTO taken from a drone on Sunday shows destroyed residential buildings in the southern Ukrainian port city of Mariupol. (photo credit: PAVEL KLIMOV/REUTERS)Updated: 
