200116-N-WR252-1040 SANTA RITA, Guam (Jan. 16, 2020) Capt. David McAlister, commander of Naval Construction Group One, tours the Orote Quarry site during his visit to Naval Construction Force operations at Naval Base Guam. Naval Mobile Construction Battalion (NMCB) 11 is clearing the quarry of overgrowth and debris for use as a training site and restarting mineral production in the future. (U.S. Navy photo by Chief Mass Communication Specialist Matthew R. White/Released)