A U.S. Marine attached to Special-Purpose Marine Air-Ground Task Force Continuing Promise 2010 (CP10), wades through ocean waters on his way to work in Port-de Paix, Haiti, from a Landing Craft Utility on July 31, 2010. CP10 is a collaborative effort that involves military and civilian personnel providing humanitarian assistance and disaster relief to the Caribbean, Central and South America. (U.S. Marine Corps photo by Sgt. Samuel R. Beyers/Released)