WWII veterans wait to Russian President Vladimir Putin to attend a laying ceremony in Kursk, 426 kilometers (266 miles) south of Moscow, Russia, Thursday, Aug. 23, 2018. Putin attends a ceremony marking the 75th anniversary of the battle of Kursk in which the Soviet army routed Nazi troops. It is described by historians as the largest tank battle in history involving thousands of tanks. (AP Photo/Alexander Zemlianichenko, Pool)