1.   American Apache helicopters also patrolled the border.

2.   Armed helicopters patrolled the area, and checkpoints were set up to scrutinize everyone who passes through, he said.

3.   As Bush spoke, helicopters with spotlights patrolled above Capitol Hill.

4.   By dawn, the bell tower had been surrounded by hundreds of armed police officers and the sky was being patrolled by helicopters.

5.   Russian helicopters patrol the neighboring fields.

6.   Streets within a two-block radius were barricaded, and an Army helicopter patrolled overhead.

7.   The flag above the Knesset, like those throughout the country, flew at half staff, while military helicopters patrolled overhead.

8.   Twice last week, a green National Guard helicopter patrolled her property, skimming the redwood treetops.

9.   You have to go through tougher check points to get into most buildings, and that military helicopter still patrols the Potomac River each morning.

10.   Pakistani helicopters patrolled the remote ravines and barren hills.