A volunteer of Ukraine's Territorial Defense Forces stands in the crater from the explosion near a checkpoint in Brovary, outside Kyiv, Ukraine, Tuesday, March 1, 2022. Russian shelling pounded civilian targets in Ukraine's second-largest city Tuesday and a 40-mile convoy of tanks and other vehicles threatened the capital \\u2014 tactics Ukraine's embattled president said were designed to force him into concessions in Europe's largest ground war in generations. (AP Photo/Efrem Lukatsky) A volunteer of Ukraine's Territorial Defense Forces stands in the crater from the explosion near a checkpoint in Brovary, outside Kyiv, Ukraine, Tuesday, March 1, 2022. Russian shelling pounded civilian targets in Ukraine's second-largest city Tuesday and a 40-mile convoy of tanks and other vehicles threatened the capital \\u2014 tactics Ukraine's embattled president said were designed to force him into concessions in Europe's largest ground war in generations. (AP Photo/Efrem Lukatsky)