The FSB arrested two natives of Transcaucasia, who, according to the instructions of the SBU, were preparing an attack with FPV drones on a key component of Moscow's missile defense system and an energy facility, Interfax reports. According to the intelligence service, agents seized drones and components of explosive devices from caches in the Smolensk and Kaluga regions, and then transferred them to the launch point in the Moscow region; further control of the devices was supposed to be carried out remotely from the territory of Ukraine.