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,

Russia and Ukraine held a second round of peace talks where they agreed to exchange more prisoners and to return the bodies of 12,000 dead soldiers.

Russian officials say that Moscow is still awaiting confirmation from Kyiv on a planned exchange of 6,000 bodies of soldiers killed in action and is accusing Ukraine of delaying the process.