Airmen from the 621st Contingency Response Wing's alert unit, 817th Contingency Response Group, is deploying to West Africa in support of Operation UNITED ASSISTANCE in response to the Ebola virus disease outbreak. The 621st Contingency Response Wing is highly-specialized in training and rapidly deploying personnel to quickly open airfields and establish, expand, sustain and coordinate air mobility operations. From wartime taskings to disaster relief, the 621st extends Air Mobility Command's reach in deploying people and equipment around the globe. (U.S. Air Force photo by Russell Meseroll)