At least 60 people were killed and 115 injured in the attack on a concert hall in the suburbs of Moscow on Friday evening. The armed attack was unanimously condemned by the international community and claimed by the jihadist group Islamic State.
Russian law enforcement officials said they were "searching" for the attackers and authorities warned that the death toll from the attack "may rise" Vladimir Putin, who has not yet spoken publicly, wished the victims a speedy recovery. Moscow Mayor Sergei Sobyanin announced the cancellation of all public events this weekend.