First Lt. Ryan DeLine, 4th Equipment Maintenance Squadron maintenance flight commander, explains how to brew beer during Oktobrewfest, Oct. 24, 2015, at Seymour Johnson Air Force Base, North Carolina. DeLine, a member of the SJ Home Brew Club, brewed five gallons of beer during the event. (U.S. Air Force photo/Senior Airman Aaron J. Jenne)