sentences:  The militants seized Lebanese army positions at the entrance to the Nahr al-Bared camp, capturing two armored personnel carriers.Security officials also reported that the gunmen had opened fire on roads leading out of the camp to Tripoli, and ambushed a military unit, killing two soldiers.The attacks by Fatah al-Islam killed at least 27 Lebanese soldiers, 15 Fatah al-Islam militants and 15 civilians, injuring another 27 Lebanese soldiers and over 40 civilians.