The trucks were returning from Afghanistan but were stranded in the town because, a day earlier, suspected militants had destroyed a bridge connecting Landi Kotal to Jamrod, another part of the Khyber Agency.

CNN: Militants killed, NATO trucks targeted in NW Pakistan

In the latest in a series of recent attacks meant to choke off supplies into Afghanistan for the United States and its allies, a rocket strike destroyed at least nine vehicles near the town Landi Kotal in the Khyber Agency -- one of seven semiautonomous tribal agencies along the Afghan border, a Khyber official told CNN.

CNN: Militants killed, NATO trucks targeted in NW Pakistan