U.S. President Donald Trump says he's spoke with Russian President Vladimir Putin and that the Russian leader told him “very strongly” that he will respond to Ukraine’s weekend drone attack on Russian airfields.

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,

President Trump said Russian President Vladimir Putin told him he would have to respond to Ukraine’s recent attack, dampening the prospects for immediate peace between Moscow and Kyiv.