At least five people, including a one-year-old child, were killed in a Russian drone strike on the northern Ukrainian city of Pryluky overnight, regional governor Viacheslav Chaus said Thursday.

By Guy Faulconbridge and Rami Ayyub MOSCOW/WASHINGTON (Reuters) -Russian President Vladimir Putin told U.S. President Donald Trump on Wednesday that he would have to respond to Ukrainian drone attacks on Russia's nuclear-capable bomber fleet,