U.S. Navy Lt. Patricia Salazar (left), an optometrist, checks a patient's vision at the Humberto Mendez Rivas medical site during Continuing Promise 2011 in Rivas, Nicaragua, on June 24, 2011. Continuing Promise is a regularly scheduled mission to countries in Central, South America and the Caribbean, where the U.S. Navy and its partnering nations work with host nations and a variety of governmental and nongovernmental agencies to train in civil-military operations.