151201-N-SD965-028 ROTA, Spain (Dec. 1, 2015) From the left, Culinary Specialist 2nd Class Blane Wilson, from Buffalo, N.Y., has his second class petty offer rating badge sewed on by Steelworker 2nd Class Jeffery Conmy during a Naval Mobile Construction Battalion (NMCB) 1 "tacking on crow" ceremony on Naval Station Rota, Spain, Dec. 1, 2015. NMCB 1 promoted 21 Sailors to their newly appointed petty officer ranks with a traditional "tacking on crow" ceremony with a contemporary frocking ceremony in Rota, Spain. (U.S. Navy photo by Mass Communication Specialist 1st Class Brannon Deugan/RELEASED)