Unidentified people have conducted a terrorist attack in Crocus City Hall in Krasnogorsk in the Moscow Region of the Russian Federation, and, more than 60 people were killed, and another 100 were wounded, TASS reports citing the latest figures. Security has been tightened in Moscow and regions, with mass evens being cancelled. Leaders of other countries have expressed condemnation of the terrorist attack and offered condolences due to people’s death.