Dozens dead in Pakistan mosque attackDecember 4, 2009 8:24 a.m. EST
Pakistan mosque attackSTORY HIGHLIGHTS
Several explosions followed by gunfire heard inside the mosque
Mosque is frequented by retired and serving military officials
November 2 attack in Rawalpindi saw suicide bomber target a bank

Islamabad, Pakistan (CNN) -- Militants armed with guns and grenades attacked a mosque during midday prayers in Rawalpindi on Friday, killing dozens of people, authorities said.

At least 36 people were killed and another 45 were wounded, said Gen. Athar Abbas, a Pakistani military spokesman. Rawalpindi's police chief said 40 were killed.

Four militants carried out the attack, Abbas said. Two were suicide bombers who blew themselves up inside the mosque; the other two were shot and killed by security forces outside the mosque.

"These are terrorists who killed innocent worshippers," he said.

Elderly citizens, children and military officials were among the dead, Abbas said....