1.   As the police visibly tighten the noose around the mansion, the guerrillas respond with rhetoric and warning bursts of gunfire.

2.   Israeli police were tightening checkpoints prohibiting travel from the Palestinian territories.

3.   Police immediately tightened security around both.

4.   Police are tightening security.

5.   Perhaps to forestall protests, police had tightened security near the compound.

6.   Police have tightened security for Prime Minister Kjell Magne Bondevik and his family following letter and telephone threats from a person or group presumed to be Serbian.

7.   Police have tightened security in and around cemeteries before All Saints Day on Saturday, but warned the bereaved to lock their cars and beware of pick-pockets.

8.   Police tighten security Thursday since a painfully slow election count is feeding worries of vote-rigging in Indonesia.

9.   Police tightened security around government buildings in major cities.

10.   Police tightened security outside the home after two journalists sneaked inside for two hours Tuesday.