At night, the team hears a helicopter approaching, though they cannot spot it.

From the south came the thumping sound of seven helicopters approaching.

Three military helicopters are approaching us from the north.

The sound of a helicopter approaching from the southwest made him straighten.

In the distance he could hear a helicopter approaching.

About 1,500 people gathered outside and booed when helicopters approached.

I want to know the second you see a black uniform, a helicopter approaching the flat, anything.

Because of the typhoon, even a helicopter cannot approach the Regalia.

She looked at him as the helicopter approached, afraid to turn around toward the incoming chopper.

At the same time as the helicopters approached, the ground units, carrying the dead Marine, made their way onto the roof.