RAWALPINDI, Pakistan, December 04 (SPA) - Militants hurled hand grenades then fired on a mosque near Pakistan"s military headquarters after Friday prayers, killing at least 39 people, rescue services said. The mosque is frequented by military officials in the garrison town of Rawalpindi. A helicopter hovered over the scene, apparently searching for militants who may have fled after the attack, which wounded more than 40, according to a report of Reuters. "The mosque was attacked by terrorists during Friday prayers. There was more than one attacker, for sure...," said military spokesman Major General Athar Abbas. "As I said there were certainly more than one attacker, so there is a possibility that some of them may still be hiding in the vicinity." --SPA 14:24 LOCAL TIME 11:24 GMT www.spa.gov.sa/724792