190408-N-KW679-1083 NORFOLK (April 8, 2019) Assistant Secretary of the Navy for Manpower and Reserve Affairs Gregory J. Slavonic observes the mechanics of submarine missile stowage with Capt. Marty Mucklan, commodore of Submarine Squadron 6, and Cmdr. Will Willey, commanding officer of the Virginia-class attack submarine USS John Warner (SSN 785), during a tour aboard John Warner, April 8, 2019. Slavonic is responsible for the overall supervision and oversight of manpower and reserve component affairs of the Department of the Navy, including the development of programs and policy related to military personnel, their family members, and the civilian workforce. (U.S. Navy photo taken by Mass Communication Specialist 3rd Class Kristen Yarber/Released)