Ukraine’s security service released footage Wednesday of its attack on Russian war planes at multiple airbases across the country. In the span of a few hours on Sunday, nearly a third of Moscow’s strategic bomber fleet was destroyed or damaged with cheaply made drones sneaked into Russian territory, according to Ukrainian officials.

Russian President Vladimir Putin told Donald Trump in a telephone conversation on Wednesday that Moscow would have to respond to the recent Ukrainian drone attacks, the U.S. President said.Trump said the two men "discussed the attack on Russia’s docked airplanes,

Ukraine’s drone attack against Russian airfields was audacious and daring. But most of all, it was meticulously planned and flawlessly executed.