A former temporary school janitor attacked and wounded as many as 20 children, with three sustaining heavy injuries, in a primary school in Beijing on Tuesday.
Footage shows a man carrying a child away as emergency workers arrive on site.
Police arrested the assailant after he reportedly attacked pupils with a hammer in Xuanwu Normal Experimental Affiliated Number One Primary School in Beijing’s Xicheng district.
According to the local police, the three students who had sustained the most serious injuries were in stable condition.
According to the social media account of the Xicheng district government, 49-year-old Jia carried out the attack after his temporary contract was not prolonged.