"Over the past night, air defence alert systems intercepted and destroyed 13 Ukrainian fixed-wing unmanned aerial vehicles (UAVs)," the ministry said in a statement.
The breakdown was four UAVs over the Rostov Region, two UAVs each over the Republic of Crimea, the Republic of Adygea, the Kursk Region, and the Black Sea, and one UAV over the Voronezh Region, the statement said.