Crystal River Security

Armed with an M-16 rifle, Citrus County Sheriff's Deputy Joseph Casola stands guard outside Florida Power's Crystal River Energy Complex, which includes a nuclear power plant, Wednesday afternoon Oct. 31, 2001 in Crystal River, Fla. Power plants around the coutry are on a heightened sense of security after the FBI announced a possible terrorist attack in the coming days. (AP Photo/Chris O'Meara)