"Overall, from 8:00 PM Moscow time on December 17 to 7:00 AM Moscow time on December 18, Russian air defense systems on duty intercepted and destroyed 77 Ukrainian aircraft-type unmanned aerial vehicles," the ministry said.
It said 47 drones were shot down from 11:00 PM on December 17 to 7:00 AM on December 18 over the Bryansk, Belgorod, Rostov regions, Crimea, and the Black Sea.