The 51st Aircraft Maintenance Squadron airmen prepare to work on an F-16 jet at Osan Air Base, Republic of Korea, April 5. The 51st Fighter Wing airmen are partaking in the 2011 Korea Pacific Air Forces Command Operational Readiness Inspection. An ORI is conducted to evaluate and measure the ability of units with a wartime, contingency or force sustainment mission to perform operations plan and assigned tasks. Inspectable areas include initial response, employment, mission support and Ability-to-Survive and Operate in a chemical environment. Photo by Senior Airman Evelyn Chavez.