180501-N-IQ513-0017 CAMP COVINGTON, Guam (May 1st, 2018) Construction Electrician 2nd Class Timothy Tittel, left, Utilitiesman 2nd Class John Hurley, and Utilitiesman 3rd Class Alexander Alejandrogarcia, right, assigned to Naval Mobile Construction Battalion (NMCB) 11, Detachment Guam, determine the center of balance of an Environmental Control Unit during a 48 hour mount-out exercise. 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)