A U.S. Air Force airman attached to the 436th Medical Operations Squadron treats a Haitian woman at an expeditionary medical facility in Port-au-Prince, Haiti, on Feb. 3, 2010. The Department of Defense and the U.S. Agency for International Development are in Haiti supporting Operation Unified Response, a multinational, joint-service operation to provide humanitarian assistance to Haitians affected by the 7.0-magnitude earthquake that struck the region on Jan. 12, 2010.