150903-N-SD965-004 NAVAL STATION ROTA, Spain (Sept. 3, 2015) U.S. Navy Seabees assigned to Naval Mobile Construction Battalion (NMCB) 1 participate in the Navywide E6 advancement examination at Camp Mitchell on Naval Station Rota, Spain, Sept. 3, 2015. (U.S. Navy photo by Mass Communication Specialist 1st Class Brannon Deugan)