11.   Under the heightened security provisions, police checkpoints snarled highway traffic, and paramilitary police units patrolled city streets and shopping malls.

12.   Police units patrolled the terminals across the country and no incidents were reported.

13.   Army units were patrolling the southern Casamance province, where separatist rebels launched scattered attacks during the first round.

14.   Anti-terror units patrol the muddy outlying slums.

15.   Grozny residents spent a cold, anxious night in basements and makeshift bomb shelters as self-defense units patrolled the streets and armored vehicles headed for the city outskirts.

16.   In a report Tuesday, Serbian television aired film showing a Yugoslav army border unit patrolling the border area.

17.   Later, another unit jointly patrolled Grozny.

18.   National Guard units patrolled the streets of Washington.

19.   The remote-controlled bomb blew up as an infantry unit patrolled a road near the Crusader-built Beaufort Castle, the Lebanese officials said.

20.   He said police backed by national defence force units were patrolling the area around the mine and maintaining a high visibility.