Col. Darren Hartford, 437th Airlift Wing commander, and Col. Dennis Dabney, 437th Maintenance Group commander, visited the 437th Maintenance Squadron Wheel and Tire shop, June 13, 2013, at Joint Base Charleston – Air Base, S.C. Hartford and Dabney pitched in to help perform maintenance on C-17 wheel assemblies. (U.S. Air Force photo/ Master Sgt. Robert Wilkinson)

Col. Darren Hartford, 437th Airlift Wing commander, and Col. Dennis Dabney, 437th Maintenance Group commander, visited the 437th Maintenance Squadron Wheel and Tire shop, June 13, 2013, at Joint Base Charleston – Air Base, S.C. Hartford and Dabney pitched in to help perform maintenance on C-17 wheel assemblies. (U.S. Air Force photo/ Master Sgt. Robert Wilkinson)

Col. Darren Hartford, 437th Airlift Wing commander, and Col. Dennis Dabney, 437th Maintenance Group commander, visited the 437th Maintenance Squadron Wheel and Tire shop, June 13, 2013, at Joint Base Charleston – Air Base, S.C. Hartford and Dabney pitched in to help perform maintenance on C-17 wheel assemblies. (U.S. Air Force photo/ Master Sgt. Robert Wilkinson)