Col. Susan Pietrykowski, 28th Medical Group commander, walks the sobriety check line while wearing impairment goggles that simulate the effects of alcohol during the National Night Out event at Douglas High School in Box Elder, S.D., Aug. 7, 2013. The 28th Medical Operations Squadron Alcohol, Drug and Prevention Treatment information booth provided visitors with the opportunity to learn about the dangers of alcohol and to experience the effects alcohol has on an individual when consumed at high levels through various activities. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)