150308-N-QJ684-016 SAN PEDRO, Calif. (March 8, 2015) Deputy Commander of the U.S. Navy Expeditionary Combat Command Rear Adm. Sandra Adams addresses Navy Reserve Centennial ceremony attendees from the deck of the USS Iowa Museum. During the month of March, the U.S. Navy Reserve will host events in celebration of 100 years of service since its inception March 3, 1915. (U.S. Navy photo by Chief Mass Communication Specialist Kirk Worley/Released)