

Local authorities are consulted about closing roads and facilities that might make sites more vulnerable to terrorist attack. All suitcases, briefcases, and packages brought into the installation are searched. Among the additional measures taken: More guards are placed on duty, all vehicles on the military installation are identified, and all personnel must be positively identified. Normally, Threatcon Delta is declared as a localized warning (though not in this case). Threatcon Delta means a terrorist attack has occurred in the immediate area or that intelligence indicates that an attack against a specific location is likely. Barriers and obstacles are erected to control traffic flow, and vehicles are parked at a centralized location away from sensitive buildings. If, after one minute, one side has not won at Defcon 1, a Tactical Nuke detonates, and no player is credited with winning. At Defcon 1, all players are eliminated from one round when killed. At Defcon 2, all killstreaks take one less kill to obtain (2 less with Hardline). Guards are issued weapons, and patrolling is increased. At Defcon 3, all weapons deal more damage (even more with Stopping Power). It prescribes five graduated levels of readiness (or states of alert) for the U.S. The DEFCON system was developed by the Joint Chiefs of Staff (JCS) and unified and specified combatant commands.

Access points are limited to the absolute minimum. The defense readiness condition ( DEFCON) is an alert state used by the United States Armed Forces. These additional measures are taken, among others: All personnel responsible for implementing anti-terrorist plans are on duty. Threatcon Charlie means that a terrorist incident has occurred or that intelligence indicates that a terrorist action is imminent.
