1.   Security guards patrol the square which the buildings surround and all vehicles, including taxis, must go through a checkpoint to get in.

2.   They are quickly whisked away into waiting vans by the dozens of uniformed and plainclothes police officers who patrol the square.

3.   Fearing another terrorist strike protesting the planned summit, police and soldiers on Sunday rode shotgun on subways and patrolled public squares around Paris.

4.   Fearing another terrorist strike protesting the planned summit, police and soldiers on Sunday rode shotgun on subways and patrolled public squares around the French capital.

5.   Fearing another terrorist strike protesting the planned summit, police and soldiers Sunday rode shotgun on subways and patrolled public squares around Paris.

6.   Ter-Petrosian has decreed a ban on any rallies, and the square was being patrolled by soldiers to prevent any anti-government gatherings.

7.   Ter-Petrosian has decreed a ban on rallies, and the square was being patrolled by soldiers to prevent any anti-government gatherings.

8.   The suicide bomber approached a police post where officers who patrol the square gather and detonated the bomb, Gov. Erol Cakir said.

9.   The union is urging the city to rotate officers assigned to patrol the square as a way to cut down on the bribery.