After grueling months of fighting Russian forces, Ukrainian troops have withdrawn from the battered town of Avdiivka, the armed forces commander said Saturday, expanding Moscow's control of Ukraine's east. The retreat also delivers a victory for President Vladimir Putin as he is about to be re-elected. Ukraine's President Volodymyr Zelenskyy said the withdrawal was necessary to spare soldiers’ lives. “We are just waiting for more weapons," Zelenskyy said in Munich, Germany, dur...