A man committed suicide after killing three and injuring six people Monday in a school in China's Hubei province, an official said.
Chen broke into the Dongfang Primary School in Yunxi county at 10.20 a.m., the official told Xinhua.
Soon after stabbing the victims, Chen jumped off the school building and died on the spot, the official said.
The victims included students and a teacher, the official added.
Police have launched a probe.