Russia said Sunday that trains carrying more bodies of Ukrainian soldiers were due to depart toward the Ukrainian border, escalating a spat with Kyiv over a prisoner of war swap. “I can tell you that in just an hour, repatriation trains carrying the bodies of military personnel will also begin to move,” Lieutenant General Aleksandr Zorin said on Sunday, according to TASS news agency. The transfer of “more than 6,000 bodies” was agreed earlier this week during peace talks in Istanbul, Zorin said, blaming Ukraine for failing to “confirm receipt” of other bodies of Ukrainian soldiers which Russia claims it...