KOHAT: At least two policemen were killed and several persons injured during an attack at the District Police Officer's (DPO) office in Kohat on Monday, DawnNews reported.

Security sources told Dawn.com that militants hurled a hand-grenade at the DPO's office in Kohat after which an exchange of fire took place between policemen and the attackers. Two policemen and as many militants were killed whereas seven persons were injured in the attack.

Later, security forces' personnel sealed the area and a search operation went underway during which two suicide jackets and nine-hand-grenades were recovered and defused.

The source added that the situation of the area was now under control.