Contingency phase maintenance
1990's -- OPERATION ENDURING FREEDOM -- Maintenance technicians with the 104th Expeditionary Fighter Squadron at Bagram Air Base, Afghanistan replace parts on the first A-10 going through contingency phase maintenance here. Maintainers here say they are accomplishing the first-ever contingency phase maintenance on the A-10 in the field. (U.S. Air Force photo by Tech. Sgt. Adam Johnston)