U.S. Navy members from various units assigned to the United States Naval Ship Comfort is treating patients as part of a mulit-national effort to provide emergency medical assistance in a Port au Prince, Haiti, Jan. 21, 2010. The U.S. Department of Defense contingent is part of a larger national and international relief effort led by the U.S. Agency for International Development in response to the Jan. 12, 2010, 7.0 earthquake here. FOUO 10HE0121-F-3715H-236 (USAF)