The death toll from the shooting and fire in a concert hall in the suburbs of Moscow on Friday evening rose to at least 93 dead on Saturday morning, according to the Russian Investigative Committee. The Islamic State jihadist group claimed responsibility for the attack.

The Kremlin announced on Saturday the arrest of 11 people, including the “four” attackers. According to the latest elements of the investigation revealed on Saturday, the attackers who burst into the concert hall set the building on fire with an “inflammable liquid”