During the night, air defenses intercepted and destroyed two Ukrainian UAVs in the skies over the Rostov and Volgograd regions MOSCOW, November 21. /TASS/. Russian air defenses intercepted and destroyed two Ukrainian unmanned aerial vehicles (UAVs) in the skies over the Rostov and Volgograd regions overnight, the Russian Defense Ministry reported. Acting Governor of the Rostov Region Yury Slyusar clarified that a falling drone caused a fire at an industrial facility, but it was extinguished.