A group of British Royal Marines listen to Chief Warrant Officer Bryan Simon, USS Wasp's combat cargo officer, explain the services offered by Wasp's medical department during a tour of the ship by 60 of the marines, July 19. The marines are currently enrolled in the British military's Infantry Officer School and are on a month-long visit to the United States to integrate with the U.S. version of the school at U.S. Marine Corps Base Quantico, Va.