Mstyslav Chernov is a video journalist for The Associated Press. 2022 and on. Cwsdkxbeal99am 1 day agoUkraine is investigating a claim that a poisonous substance was dropped on besieged Mariupol as Western officials warned that any use of chemical weapons by Russia would be a serious escalation. . A pro-Russian separatist leader said on Sunday that about 1700 Mariupol residents were being evacuated daily from the city and its surroundings. ReutersUkrainian marines defending the besieged city of Mariupol from Russian forces have issued a desperate video appeal saying they have run out of supplies and feel forgotten as they prepare to fight to the endWe have not given up our positions. 10 hours agoParis AFP Six weeks into Russias bloody siege of the strategic port of Mariupol the troops who put up a fierce fight to keep the ruined city in Ukrainian hands have begun to surrender. Russian forces now control the majority of the...