11.   As they have for weeks since the initial attacks, fighter jets and military helicopters circled over the city.

12.   At the airport, where major airlines have not landed in days, two military helicopters touched down in the afternoon.

13.   At the moment, the insurgents were faced by Dagestani police covered by military helicopters.

14.   At the end of the Westwood ceremony, a military helicopter lifted off to scatter flowers in the Pacific Ocean in memory of those killed in war.

15.   Attention focused on military helicopter production.

16.   BOEING ACCUSED ON DEFECTIVE PARTS The Justice Department accused Boeing of knowingly allowing defective parts to be installed in hundreds of Chinook military helicopters, two of which crashed.

17.   A former head of Daewoo Heavy was arrested last month for allegedly bribing a former defense minister to seek favors in a military helicopter contract.

18.   A mob attacked a US military helicopter delivering humanitarian relief Tuesday morning, according to officials, looting stacks of tents and food.

19.   A few look up as a U.S. military helicopter beats through the sky overhead.

20.   A military helicopter above the harbor in Jersey City, N.J. on Wednesday.