1.   There is heightened security around Heathrow following the bomb threats.

2.   For its part the US delegation accused the host country of failing to honour its commitment to provide adequate security around the bases.

3.   They were also concerned about security around the main gate.

4.   Although no one was hurt in the other attacks, the police have stepped up security around token booths, fearing more copycat assaults.

5.   Also vulnerable are US troops stationed in Bosnia because of lax security around the borders, US officials said.

6.   As is customary, security around Castro will be conspicuously tight.

7.   Ashcroft said other terrorist attacks in the United States may have been averted by placing the nation on a heightened state of alert and tightening security around potential targets.

8.   Authorities also stepped up security around public buildings and enlarged the details guarding top cabinet members amid continued death threats against government leaders.

9.   Abraham Lincoln was critical of increasing security around him during the Civil War, complaining that it would make him look unmanly.