4 policemen killed in attack in Pakistan

At least four policemen were killed today when their vehicle was attacked by unidentified militants in Pakistan's restive northwestern Khyber Pakhtunkhwa province.
The policemen were returning from an operation in Kamal Khel area of Kohat district when terrorists ambushed their vehicle, police said.
A Station House Officer (SHO) and an additional SHO along with two constables died in the firing, they said.
The police have cordoned off the entire area and started a search operation in Lachi tehsil to nab the attackers.