Gunfire in a concert hall north of Moscow, there were five terrorists :

Gunfire in a concert hall north of Moscow:

NOW - Crocus City Hall near Moscow is on fire after several gunmen in combat fatigues opened fire in the concert hall.

It is reported that there were five terrorists. Rosgvardia special forces arrived at the building an hour after the shooting started.

UPDATE - At least 40 killed, and more than 100 wounded following mass shooting in Crocus City Hall near Moscow.