Ukraine said Monday it had withdrawn from the settlement of Lastochkyne in eastern Ukraine, which Russia said it had captured, the latest in a string of Russian advances after the fall of Avdiivka. As the war enters its third year, Moscow’s troops have mounted heavy attacks and taken Avdiivka — a key eastern town — while Ukrainian troops are struggling with a lack of ammunition. “Ukrainian Armed Forces units withdrew from the village of Lastochkyne to organize defenses along the line of Orlivka, Tonenke, Berdychi,” Ukrainian military spokesman Dmytro Lykhoviy said. After a year of static front…