An Airman with the 911th Airlift Wing participates in a time challenge using the Alpha Warrior Battle Rig at the Pittsburgh International Airport Air Reserve Station, Pennsylvania, October 14, 2018. The battle rig is designed to meet all four of the Comprehensive Airman Fitness model's pillars: mental, physical, social and spiritual. (U.S. Air Force photo by Staff Sgt. Zachary Vucic)