The FSB said that Kiev planned to strike with UAVs one of the key components of Moscow's air defense system; attack was stopped by Russian security forces The FSB detained two SBU agents, natives of Transcaucasia, who took FPV drones and bomb components from caches in the Smolensk and Kaluga regions. They were supposed to launch the UAV from the Moscow region, and then they would remotely control the territory of Ukraine.