Kremlin says 40 killed and more than 100 wounded in attack on Moscow concert hall [Video]

Russia’s Federal Security Service said 40 people died and more than 100 were wounded in an attack Friday at a Moscow concert hall.Related video above — Russian attacks on Kyiv: ‘Moscow has problems with military intelligence’The attack, which Russian authorities are investigating as terrorism, is the deadliest in Russia in recent years.Several gunmen burst into the concert hall on the edge of Moscow and sprayed visitors with automatic gunfire, killing and wounding dozens and starting a massive blaze. Russian media reported that the venue’s roof was collapsing.The attack comes days after President Vladimir Putin cemented his grip on the country in a highly orchestrated electoral landslide.THIS IS A BREAKING NEWS UPDATE. Earlier story follows below:Several gunmen burst into a big concert hall on the edge of Moscow on Friday and sprayed visitors with automatic gunfire, injuring an unspecified number of people and starting a massive blaze in an apparent terror …