1.   Benavidez jumped aboard an evacuation helicopter that flew to the scene.

2.   Complicating problems, he said, was the dense fog that made it difficult for medical evacuation helicopters to land and take off.

3.   Finally, he shot two enemy soldiers as he dragged the survivors aboard another evacuation helicopter.

4.   From Fort Sill, Okla., the Pentagon sent two medical evacuation helicopters, Army soldiers trained in bomb disposal and two canine bomb detection teams.

5.   I arrived just in time to see the last of the evacuation helicopters taking off.

6.   The Bosnian Serb military has in fact accused the United Nations at least once of firing on its own medical evacuation helicopters.

7.   The Pentagon has acknowledged that a medical evacuation helicopter crashed late last week in Pakistan, but said it was an accident.

8.   Those pictures of victory are a revealing counterpart to the familiar scenes of terrified Vietnamese in Saigon fighting their way onto evacuation helicopters.

9.   A medical evacuation helicopter crashed Tuesday on the marshy edge of Tampa Bay, killing the three crew members aboard, officials said.

10.   A medical evacuation helicopter and a state Parks and Recreation boat also helped locate some of the bodies.