Braving the cold: 91st SFG participates in survival exercise
Airmen from the 91st Security Forces Group signal a UH-1N Iroquois assigned to the 54th Helicopter Squadron during a winter survival field training exercise in Turtle Mountain State Forest, N.D., Feb. 14, 2018. After navigating to a landing zone, Airmen created a signal fire and used M18 smoke grenades to signal the helicopter. (U.S. Air Force photo by Airman 1st Class Alyssa M. Akers)