Russia and Ukraine started a major prisoner exchange on Monday after days of wrangling cast doubt over the only concrete result of peace talks last week in Turkey.

KYIV: Russia and Ukraine on Monday swapped a first group of captured soldiers -- part of an agreement reached during peace talks that appeared to be in doubt over the weekend. The deal to exchange prisoners of war and repatriate the bodies of killed fighters was the only concrete agreement reached at the talks,

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