Maj. Brian Thomasson (center), 62nd Airlift Wing executive officer, explains Operation DEEP FREEZE to United Parcel Service representatives March 10, 2015, during a base tour at Joint Base Lewis-McChord, Wash. Operation DEEP FREEZE was one of several missions briefed to the UPS representatives, along with the 446th Aeromedical Evacuation Squadron’s and the 22nd Special Tactics Squadron’s missions. (U.S. Air Force photo/Airman 1st Class Keoni Chavarria)