Birds took flight, drowning out the flutter of the chopper blades.

All contemplated this long enough for police cars to get closer and the sound of chopper blades to be barely discernible.

Farther still, where the ridges rose starkly against the skyline, he heard the low thunder of chopper blades.

When she got near enough, he said-loud enough to be heard over the chopper blades-"Walk on me!"

Jacov wept bitterly, then looked up at the whir of chopper blades.

The engines whine louder and the thwacking of the chopper blades picks up.

The swirling wind from the chopper blades blew water in his face, but he didn't mind.

Above the beat of the chopper blades, he said, "What were you shooting at?"

They hear the thundering echo of chopper blades as the two Navy helicopters approach from the west.