Petty Officer 2nd Class Andres Aguirre, second from left, hospital corpsman, Bravo Company, 1st Medical Battalion, 1st Marine Logistics Group, poses for a photo alongside military policeman from the Brazilian and U.S. Marine Corps during Brazil Law Enforcement Subject Matter Expertise Exchange exercise in Brazil, Sept. 20, 2013. Aguirre, who recently returned from the bilateral exercise in Brazil, is also a platoon sergeant in his company, responsible for approximately 100 sailors.