Heavily-armed unidentified gunmen today made an audacious bid to force their way into the Pakistan Army's Headquarters in Rawalpindi, sparking a raging gunbattle which leftu00a0fouru00a0militantsu00a0dead. Several armymen also lost their lives in the attack.

Two terrorists managed to escape and search operations are still on, Pakistani army officials said.

Tehrik-e-Taliban pakistan has claimed responsibilty for the attack, according to reports.

An unspecified number of terrorists dressed in military uniform drove up to the fortified complex on the Mall Road in the garrison city adjoining Islamabad and took the guards by surprise, Pakistani media reported.

Police officer Mohammed Jamil said the attackers came in a white Suzuki vehicle, which soldiers stopped near a barricade. Its occupants immediately opened gunfire.