The March 22 terrorist attack in Moscow killed at least 143 people, including three children, and wounded 180 more. The massacre erupted minutes before the Russian rock band Picnic was due to perform, with terrorists using guns, grenades and incendiary bombs on the crowd inside.
Four suspects who participated directly in the attack were among 11 arrested. In an unverified online statement, the so-called “Islamic State” terrorist group claimed responsibility for the attack,
