180727-N-IQ513-0057 Polaris Point, Guam (July 27, 2018) Engineering Aid 1st Class David, assigned to Naval Mobile Construction Battalion (NMCB) 11, Detachment Guam, conducts a slump test on concrete. NMCB-11 is forward deployed to execute construction, humanitarian and foreign assistance, and theater security cooperation in the 7th Fleet area of operations. (U.S. Navy photo by Construction Electrician 3rd Class Binh Le)