McConnell Airmen train to survive

Airman using radio

Tech. Sgt. Garrett Wright, 22nd Operations Support Squadron Survival Evasion Resistance and Escape and Personnel Recovery specialist, communicates with aircrews during a Combat Survival Refresher Course July 13, 2017, in Derby, Kan. During the training, Wright coordinated with aircrew to establish communications with a simulated recovery force. (U.S. Air Force photo/Airman 1st Class Erin McClellan)

Airman running through field

Capt. Timmy Gaumer, 349th Air Refueling Squadron KC-135 Stratotanker pilot, runs through a field during a Combat Survival Refresher Course July 13, 2017, in Derby, Kan. Gaumer participated in the training to practice survival and evasion skills while avoiding enemy detection. (U.S. Air Force photo/Airman 1st Class Erin McClellan)

Airmen sitting under tree

Aircrew members gather at the end of a Combat Survival Refresher Course July 13, 2017, in Derby, Kan. Participants spent approximately six hours navigating the terrain while learning to survive, evade, resist and escape an enemy in any environment. (U.S. Air Force photo/Airman 1st Class Erin McClellan)

Airmen hiding behind trees

Capt. Timmy Gaumer, 349th Air Refueling Squadron KC-135 Stratotanker pilot, establishes radio communication while in a hidden position July 13, 2017 near Derby, Kan. during the Combat Survival Refresher Course. Avoiding detection from the enemy is one of the most important aspects of combat survival training. (U.S. Air Force photo/2nd Lt. Daniel de La Fé)

Airmen learn combatives

Tech. Sgt. Garrett Wright, 22nd Operations Support Squadron Survival Evasion Resistance and Escape and Personnel Recovery specialist, demonstrates a combatives technique during training July 13, 2017, at McConnell Air Force Base, Kan. After being shown a maneuver, participants paired up and practiced them. (U.S. Air Force photo/Airman 1st Class Erin McClellan)

Airmen learn combatives

Capt. Timmy Gaumer and Capt. Allison Smith, 349th Air Refueling Squadron KC-135 Stratotanker pilots, practice combatives techniques July 13, 2017, at McConnell Air Force Base, Kan. Participants learned striking techniques, grappling techniques and ways to combat a physical confrontation. (U.S. Air Force photo/ Airman 1st Class Erin McClellan)

Airmen learn combatives

Tech. Sgt. Garrett Wright, 22nd Operations Support Squadron Survival Evasion Resistance and Escape and Personnel Recovery specialist, and Capt. Travis Parrot, 350th Air Refueling Squadron KC-135 Stratotanker navigator, spar during combatives training July 13, 2017 at McConnell Air Force Base, Kan. Airmen learn striking, grappling techniques and other ways to combat physical confrontation during the combatives aspect of SERE refresher training. (U.S. Air Force photo/2nd Lt. Daniel de La Fé)

Airmen on a life raft

Tech. Sgt. Garrett Wright, 22nd Operations Support Squadron Survival Evasion Resistance and Escape and Personnel Recovery specialist, conducts water survival refresher training July 12, 2017, at Santa Fe Lake, Augusta, Kan. The purpose of the training was to familiarize aircrew with the equipment that is packed on their aircraft and how to survive a long-term life raft living situation. (U.S. Air Force photo/Airman 1st Class Erin McClellan)

MCCONNELL AIR FORCE BASE, Kan. --