VIDEO: Perm school attacker apprehended after knife fight leaves at least 15 injured

At least 14 students and a teacher have received serious stab wounds as a result of a bloody knife fight between two teenage boys at a school in Perm, Russia, investigators say. The incident occurred at school number 127 at 10:19am local time (8:19am Moscow time) when students returned to school after the Christmas holidays. READ MORE: