Three Airmen participate in dog-sled expedition
GREENLAND -- Otto (left) and 1st Lt. Lance Brenneke head toward home after a six-day dog-sledding expedition in northwest Greenland. Otto is a Greenlandic hunter, and Lieutenant Brenneke is assigned to the 821st Support Squadron at Thule Air Force Base, Greenland. (U.S. Air Force photo by Tech. Sgt. Dan Rea)