U.S. Air Force Maj. Alexander Prevendar, 31st Fighter Wing director of staff, participates in the CPR challenge course prepared by the 31st Medical Group during the Wing Warrior Challenge at Aviano Air Base, Italy, May 24, 2019. The teams ranged from 2 to 5 people, which tested participants’ medical and physical skills. (U.S. Air Force photo by Airman 1st Class Ericka A. Dechane).