180323-N-SX613-002 ORLANDO, Fla. (March 23, 2018) David Williams, deputy director of undersea programs at the Naval Air Warfare Center Training Systems Division discusses the Multipurpose Reconfigurable Training System (MRTS) 3D with Secretary of the Navy Richard V. Spencer. MRTS offers a highly flexible and affordable training solution that allows training command to use a single touch-screen device to give photo-realistic, virtual training on a variety of different systems. (U.S. Navy photo by Doug Schaub/Released)