Ukraine’s capital Kyiv came under a large-scale Russian drone and missile attack overnight into Saturday, just hours after Russia and Ukraine began a major prisoner exchange.

U.S. President Donald Trump said on Friday that a major prisoner swap was just completed between Russia and Ukraine.

At least 8,000 Ukrainian service members are held captive by Russia, Iryna Vereshchuk, Presidential Office deputy head, said on May 1, citing data from Ukraine's Coordination Headquarters for the Tre...