21.   Aid workers who were evacuated Saturday said dozens of Rwandan troops had been seen on patrol in Goma on Friday afternoon and Saturday morning.

22.   Burbank police will supplement their normal patrols in the downtown area to help out.

23.   But experts say traffickers can still outfox the underpaid and underequipped border patrols in countries that surround Western Europe.

24.   But for the sailors who operate the sophisticated Trident missile submarines, the responsibilities remain grave and the stresses of extended patrols in the ocean are still severe.

25.   But in the past week, peacekeeping patrols in the western part of the territory have clashed several times with small militia groups.

26.   But knowing that few Palestinians would be convinced, Israel had extra police and army patrols in the malls and streets of its cities.

27.   But on patrol in Red Hook last week, the five-officer housing police bicycle unit found problems around almost every bend.

28.   But state patrols in manatee zones have declined in most Florida counties over the last year.

29.   But the Mexican armed forces increased their patrols in the region in the last few months in response to reports of armed groups moving in the highlands.

30.   But they have not yet hit Iraqi forces hard enough to persuade the government to stop challenging the patrols in the no-flight zones.