11.   All through the service, a police helicopter hovered nearby and officers weith dogs kept watch on approach roads.

12.   The helicopters hovered overhead in formation.

13.   And a police helicopter occasionally hovered nearby.

14.   As Apache helicopters hovered overhead for security, and a roadblock backed up traffic all the way into Kosovo, President Clinton was received almost worshipfully by the refugees.

15.   As a patrol helicopter hovered overhead on a late July afternoon, its rotors blew dust onto more than two dozen dazed and thirsty men, and one woman.

16.   As news helicopters hovered noisily overhead, a few hundred chanting, flag-waving demonstrators faced off with riot-clad police officers carrying night-sticks and plastic shields.

17.   As the motorcade wound up the mountain to Jerusalem, helicopters hovered overhead.

18.   As the bus exploded, a police surveillance helicopter was hovering overhead.

19.   As the helicopter hovers overhead, the elephant herd scatters through the dry winter brush.

20.   At one point television helicopters hovered overhead, filming as the boy was whisked into a car and taken home from his elementary school.