644th Combat Communications Squadron keeps Pacific partners connected
Tech. Sgt. Andre Williams, 644th Combat Communications Squadron heating, ventilation and air conditioning technician, checks the power of an environmental control unit during exercise Cope North 16 Feb. 16, 2016, at Andersen Air Force Base, Guam. The unit provided cooling for military members in the tents and enhanced mission effectiveness. (U.S. Air Force photo/Airman 1st Class Arielle Vasquez)