81.   At Point Mugu and Port Hueneme naval bases in Ventura County, officials heightened security measures and closed all public tours and access to the bases.

82.   At this prison, lockdown is a way of life, not a temporary security measure.

83.   At the time, Carter was said to have formed a certain grudging respect for Cedras, who was in charge of the security measures for the balloting.

84.   Atlanta, which has been preparing for the Olympics for six years, has taken security measures to a new level of breadth and sophistication.

85.   Bank security measures such as exploding dye packs in the money or silent alarm systems should help trip him up, Barbara said.

86.   Aviation experts suggest that United States airlines should adopt more security measures like those imposed by El Al, the Israeli airline known for its tough security.

87.   Banes said federal marshals from Massachusetts will review the security measures this week.

88.   Before a recent flight from Miami to Boston, for example, John Shurman, a Miami executive who flies often, said he wanted to test security measures.

89.   Better intelligence can be as important as fixed security measures in protecting passengers.

90.   Before Lockerbie, U.S. security measures were essentially aimed at deterring hijackers who tried to board a plane armed with guns.