Staff Sgt. Nickolas Johnson, 62nd Aircraft Maintenance Squadron flying crew chief, poses for a photo Jan. 20, 2016 on the McChord Field flightline, Joint Base Lewis-McChord, Wash. Johnson was named the 62nd AMXS Chief Master Sergeant of the Air Force Thomas N. Barnes Crew Chief of the Year for 2015. (U.S. Air Force photo/Senior Airman Divine Cox)