LANGLEY AIR FORCE BASE, Va. -- Capt. Pam Loveland, 1st Medical Group emergency response physician, assesses damage to a wounded patient that suffered a head injury during an All Hazards Response Training Exercise here March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen from the 1st Medical Group transport a wounded patient that suffered severe burns to his face during an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen from the 1st Medical Group transport a wounded patient during an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Col. Diane Huey and Senior Airman Catrina Shultz, 1st Aerospace Medicine Squadron, check paperwork concerning mass casualties during an All Hazards Response Training Exercise here on March 26. Airmen participating in the exercise were tested on the ability to respond to a chemical attack resulting in mass casualties. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Maj. Clynise Simpson, 1st Aerospace Medicine flight medicine chief, checks wounds to ensure proper care is performed on patients during an All Hazards Response Training Exercise here March 26. Airmen participating in the exercise were tested on the ability to respond to a chemical attack resulting in mass casualties. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airman 1st Class Justin Johannes, 1st Medical Group medical technician, gathers bandages for wounded patients during an All Hazard Response Training Exercise here on March 26. Airmen participating in the exercise were tested on the ability to respond to a chemical attack resulting in mass casualties. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen from the 1st Medical Group transport a wounded patient during an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen from the 1st Medical Group transport a wounded patient during an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen from the 1st Medical Group configure patient arrangements after receiving more patients than available space during an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Staff Sgt. Carlos Claudio, 1st Medical Surgical Operations Squadron medical technician, cleans an area outside of the emergency room after an All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airmen gather to review the overall result of the All Hazards Response Training Exercise here on March 26. The exercise tested the ability to provide medical care to mass casualties during a simulated chemical attack. (U.S. Air Force photo/Senior Airman Vernon Young)