Negligence alleged in police custody death

Authorities have announced the cause of death in a case that has stirred a public outcry and issued arrest warrants for two police officers suspected of negligence.

An independent autopsy found that Lei Yang, 29, apparently choked to death on his vomit shortly after being taken into police custody, the Beijing People's Procuratorate said in a statement on Thursday.

The prosecutors also said arrest warrants had been issued for two officers from Dongxiaokou police station in Changping district on suspicion of negligence and misconduct, saying they acted improperly during Lei's arrest.