31.   Police sealed off the subway stations and officers in gas masks and silver gas suits entered to search for any remaining people or evidence.

32.   Police sealed off the museum after the painting was discovered cut from its frame, and spent hours searching thousands of visitors and staff members.

33.   Produced by cells that line blood vessel walls, the protein acts like glue, forming a plug of blood platelets to seal off blood flow.

34.   Security was extremely tight Tuesday, with police sealing off key government buildings and using metal detectors to screen everyone who entered.

35.   Sharon is also seeking to establish what he calls buffer zones, which would use fences, sensors and Israeli patrols to seal off parts of the West Bank.

36.   She said she usually keeps the house carefully secured, using duct tape to seal off cabinets and drawers and keeping doors shut with latches.

37.   So the initial focus was trapping the enemy and sealing off potential escape routes.

38.   Starks and the Knicks were obviously in the mood to make Miller pay for his impudence, seal off his perimeter game and button his lip.

39.   State troopers sealed off many streets because of downed power lines and large branches.

40.   Such an elastic term means the IRA could destroy the weapons itself, or seal off arms dumps.