Non-destructive inspection cracks the case

Ethan Watson, 89th Maintenance Group non-destructive inspection technician, calibrates an ultrasound inspection machine here Jan. 24. Technicians use a wide array of analysis techniques when evaluating the properties of numerous aircraft materials, components and systems. (U.S. Air Force Photo/Senior Airman Perry Aston)

Non-destructive inspection cracks the case

Patrick Cole, 89th Maintenance Group contractor and lead non-destructive inspection technician, inspects a VC-25A (Air Force One) aircraft main landing gear wheel for cracks using an eddy-current tester Jan. 24 here. Eddy-current testing uses electromagnetic induction to detect flaws in conductive materials. (U.S. Air Force Photo/Senior Airman Perry Aston)

Return with Honor

Staff Sgt. Christopher DeJesus, 89th Operations Support Squadron Survival, Evasion, Resistance, Escape specialist, sprays a hose to simulate rough water while S.E.R.E. refresher course students enter a U.S. Coast Guard rescue basket Nov. 17 at the Prince George's Sports & Learning Complex in Landover, Md. The U.S. Coast Guard rescue basket is the standard rescue basket used on all U.S. Coast Guard rescue helicopters. (U.S. Air Force Photo/Senior Airman Perry Aston)

Return with Honor

Staff Sgt. Christopher DeJesus, 89th Operations Support Squadron Survival, Evasion, Resistance, Escape specialist, sprays a hose to simulate rough water while S.E.R.E. refresher course students enter a U.S. Coast Guard rescue basket Nov. 17 at the Prince George's Sports & Learning Complex in Landover, Md. The U.S. Coast Guard rescue basket is the standard rescue basket used on all U.S. Coast Guard rescue helicopters. (U.S. Air Force Photo/Senior Airman Perry Aston)

Return with Honor

Staff Sgt. Christopher DeJesus, 89th Operations Support Squadron Survival, Evasion, Resistance, Escape specialist, demonstrates the proper technique of kneeing against his assistant, Senior Airman James Porter, 11th Civil Engineer Squadron water and fuels systems journeyman, during a combative training session Nov. 15 at the Joint Base Andrews S.E.R.E facility. Combative training provides Airmen with self defense knowledge in case they ever have to physically protect themselves from harm. (U.S. Air Force Photo/Senior Airman Perry Aston)

Return with Honor

Maj. Sean Macdermott, 779th Medical Operations Squadron physician, practices an ear slap technique on a grappling dummy during combative training at the Joint Base Andrews S.E.R.E facility Nov. 15. Combative training provides Airmen with self defense knowledge in case they ever have to physically protect themselves from harm. (U.S. Air Force Photo/Senior Airman Perry Aston)