Triennial Emergency Preparedness Exercise

More than 60 volunteers from Nellis Air Force Base wait to receive simulated medical care during the 2012 Triennial Emergency Preparedness Exercise at McCarran International Airport Oct. 24, 2012, in Las Vegas, Nev. The exercise is conducted every three years by the Clark County Department of Aviation to maintain safety and emergency response readiness in order to maintain the Federal Aviation Administration certification. (U.S. Air Force photo by Airman 1st Class Jason Couillard)

Triennial Emergency Preparedness Exercise

The Clark County fire department responds to an emergency preparedness exercise at McCarran International Airport Oct. 24, 2012, ,in Las Vegas. One of the reasons the Clark County Department of Aviation conducts these exercises is to meet or exceed the requirements set forth by the Federal Aviation Administration. (U.S. Air Force photo by Airman 1st Class Jason Couillard)

Triennial Emergency Preparedness

A Firefighter from the Clark County Fire Department requests help for a Nellis Airman acting as a casualty during the 2012 Triennial Emergency Preparedness Exercise at McCarran International Airport Oct. 24, 2012, in Las Vegas, Nev. The simulated major accident provided a realistic scenario for first responders to use procedures and emergency equipment if an actual mishap occurred. (U.S. Air Force photo by Senior Airman Daniel Hughes)

Triennial Emergency Preparedness

An Airman from Nellis Air Force Base, Nev. runs to safety after a simulated plane crash during the 2012 Triennial Emergency Preparedness Exercise conducted by the Clark County Department of Aviation at McCarran International Airport Oct. 24, 2012, in Las Vegas, Nev. This realistic exercise helps provide police, fire and ambulance agencies the opportunity to participate in a mass casualty exercise for emergency response training and evaluations. (U.S. Air Force photo by Senior Airman Daniel Hughes)

CBRNE Exercise

U.S. Air Force Airmen from the 99th Civil Engineer Squadron, scrub down a simulated contaminated fire fighter during a chemical, biological, radiological and nuclear exercise July 12, 2012, at Nellis Air Force Base, Nev. CBRNE operations detect, identify, assess, render-safe, dismantle, transfer, and dispose of unexploded ordnance, improvised explosive devices and other CBRNE hazards. These operations also include decontaminating personnel and property exposed to CBRN materials during response.(U.S. Air Force photo by Airman 1st Class Daniel Hughes)

CBRNE Exercise

U.S. Air Force Airmen are briefed before taking part in a chemical, biological, radiological and nuclear exercise July 12, 2012, at Nellis Air Force Base, Nev. Each member of the exercise has a key role in ensuring the safety of the public and themselves. (U.S. Air Force photo by Airman 1st Class Daniel Hughes)