Tech. Sgt. Robert Pellam and Staff Sgt. Andrew Alford review aircraft forms to ensure all discrepancies are documented so maintenance can correct the deviations here April 1. Quality assurance checks are performed to ensure maintenance quality, personal safety, reliability and flight safety are adhered to for the 437th Maintenance Group. Sergeant Pellam is a crew chief quality assurance inspector and Sergeant Alford is a fabrication quality inspector. Both are with the 437th Maintenance Group. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Staff Sgt. Andrew Alford reviews aircraft forms to ensure all discrepancies are documented so maintenance can correct the deviations here April 1. Sergeant Alford is a crew chief quality assurance inspector for the 437th Maintenance Group. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Staff Sgt. Andrew Alford inspects an access cover for the potable water for security and to ensure the hinge pins are installed correctly on a C-17 here April 1. Quality assurance checks are performed to ensure maintenance quality, personal safety, reliability and flight safety are adhered to for the 437th Maintenance Group. Sergeant Alford is a crew chief quality assurance inspector for the 437th Maintenance Group. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Tech. Sgt. Robert Pellam carefully inspects landing gear hydraulics on a C-17 as part of a quality assurance inspection here April 1. Sergeant Pellam is a fabrication quality inspector with the 437th Maintenance Group. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Tech. Sgt. Robert Pellam inspects cargo door hydraulic lines for leaks or breaks inside a C-17 here April 1. Quality assurance checks are performed to ensure maintenance quality, personal safety, reliability and flight safety are adhered to for the 437th Maintenance Group. Sergeant Pellam is a fabrication quality inspector with the 437th Maintenance Group. (U.S. Air Force photo/Senior Airman Timothy Taylor)