WorldWorkers from nearby restaurants and bars rushed to the scene to assist with the firefighting efforts before the emergency services arrived.

WorldFour foreign terrorists have been arrested for the bloody massacre. Meanwhile, Putin and other Russian sources point to possible Ukrainian involvement.

WorldIt is "necessary to attack the Russian Ministry of Defense or the intelligence service", according to Roderich Kiesewetter.

WorldThe drones were disabled by electronic warfare systems.

WorldRussia reserves the right to retaliate “anywhere and anytime it deems necessary”, according to the Kremlin.