By IANS,
Islamabad: Several policemen were injured Saturday when a suicide bomber blew himself up and his accomplices hurled hand grenades at a police station in northwest Pakistan, a media report said.
The bombing took place at around 2 p.m. in Dera Ismail Khan city of Khyber Pakhtunkhwa province, Xinhua reported citing Urdu TV channel Dunya.
The report said the attackers were in police uniforms when they entered the police station.
No group has claimed responsibility for the attack.