190227-N-MW694-0072 MOBILE, Ala. (Feb. 27, 2019) Command Master Chief of Program Executive of Ships and SEA 21 (TEAM SHIPS) Antonio D. Perryman, right, from Mobile, presents Mobile Mayor Sandy Stimpson, left, with an official command challenge coin as Rear Adm. Ronald R. Fritzemeier, chief engineer of Space and Naval Warfare Command, looks on during the first day of Mobile Navy Week. The Navy Week program serves as the Navy's principal outreach effort in areas of the country without a significant Navy presence. (U.S. Navy photo by Mass Communication Specialist 3rd Class Caledon Rabbipal/Released)