Moscow targeted by six deadly attacks in 25 years. Islamic State claims responsibility for attack that left several dead in a concert hall in Russia.

More than 500 people have been killed since 1999. The Russian capital has already been mourned by several attacks over the past 25 years before the deadly attack on Friday in the suburbs of Moscow. To discover LIVE – Attack in Moscow: Islamic State claimed responsibility for attacked that leftSeveral dead in concert hall on Friday evening. To discover LIVE – attack in Moscow.