161013-N-PI709-059 BALTIMORE (Oct. 13, 2016) Petty Officer Second Class Jessie Gonzalez, a Sonar Technician aboard the guided missile destroyer, USS Jason Dunham (DDG 109), describes the ways in which the Navy has changed their use of sonar technology in order to protect marine mammals, to a tour group during Maryland Fleet Week and Air Show Baltimore. The event provides the people and media of the greater Maryland/Baltimore area an opportunity to interact with Sailors and Marines, as well as see, firsthand, the latest capabilities of today's maritime services. (U.S. Navy photo by Petty Officer Second Class Samantha O. Thorpe/Released)