The mosque tripled its guard force since last week, workers said.

On the other, some people were necessary just to provide a guard force.

He was retreating, back toward the ocean, as more of the guard force closed in on him.

Even the area below seemed dimly-lit for the guard force of a capital city.

They mostly work as an additional guard force at control points and dining facilities, for example.

Beef up the guard force, but your primary mission is to take care of these people here.

I expect that before the night's over, though, at least one of the guard forces will try to bolt.

Show them to us and you'll have the biggest guard force any caravan ever dreamed of.

The attack was a well planned operation carried out on the morning when the guard force changed locations.

Scott had led the guard force when Jeff commanded the camp.