Navy Cmdr. Matthew Turner, assigned to U.S. Northern Command, congratulates Mexican navy sailors upon completion of the clinical hyperbaric training course at the Search, Rescue and Diving School in Acapulco, Mexico, Feb. 20, 2012. U.S. Navy medical specialists instructed the course for 30 Mexican navy physicians, nurses and divers. Courtesy photo Navy Cmdr. Matthew Turner, assigned to U.S. Northern Command, congratulates Mexican navy sailors upon completion of the clinical hyperbaric training course at the Search, Rescue and Diving School in Acapulco, Mexico, Feb. 20, 2012. U.S. Navy medical specialists instructed the course for 30 Mexican navy physicians, nurses and divers. Courtesy photo SHARE: Download: Full Size (1.2 MB) Credit: VIRIN: 075998-Y-DBP98-398.jpg Photo Gallery