Gunmen carrying silenced weapons attacked a checkpoint manned by government-backed militiamen and killed all five of them in the Iraqi province of Diyala, security officials said on Saturday. The attack occurred shortly after 2 a.m. (2300 GMT) in the town of Khan Bani Saad, about 30 km (20 miles) northeast of Baghdad, the head of the local security committee and police was quoted as saying by Reuters.
