The B-17 struggled with control and moved some distance away from the protection of the bomber force, where it was again attacked.

And beyond that, Russia's bomber force is in poor shape.

Somewhere out in the blue was another bomber force.

The idea was to disguise the bomber force by making it look like a convoy to someone looking up from the ground.

In two days, the bomber force had been reduced from 135 to 72.

The Soviet Union has the largest bomber force in the world.

They caught us when half my fighters were escorting a bomber force off the north coast.

I told him about our own lack of any real bomber force until the Germans made us build one.

Fewer fighter aircraft will be available to escort the bomber force.

It has served as a training center for Russia's strategic bomber force.