A shooting at a school in the central Russian city of Izhevsk claimed the lives of at least 13 people, including seven children, on Monday. The updated balance sheet was published by investigators, who previously reported nine victims, AFP reported. The Investigative Committee of the Russian Federation (Sledkom), which is described as the Russian equivalent of the US Federal Bureau of Investigation (FBI), added in its statement that 14 children and seven adults were injured in the attack at the school. In the meantime, Sledok informed that the shooting at the school was started by 34-year-old Artőm Kazantsev, who was a graduate of this school. Government authorities confirmed that he committed suicide after the attack. Police found his body in one of the school’s classrooms. The Interior Ministry added that the attacker had two pistols and a large supply of ammunition. In connection with the tragedy, the authorities of the Udmurt Republic, of which Izhevsk is the capital, announced three days of mourning. 982 children go to the given school in Iževsk and 80 teachers are employed there.