U.S. Air Force 2nd Lt. Christian Gilbert and 2nd Lt. Christian Nazario, 315th Training Squadron students, strike a pose before hitting the 42 degree water of Lake Nasworthy at the annual Polar Bear Run and Swim at the Goodfellow Recreation Camp Feb. 9, 2019. After plunging into the lake participants could enjoy S’mores and food by a fire. (U.S. Air Force photo by Senior Airman Seraiah Hines/Released)