AdvertisementThis drinks festival doesn't have alcohol. That's why hundreds of people came02:38Download AudioResumeJanuary 26, 2023Bill ChappellfacebookEmailFestival volunteer Erin Petrey pours nonalcoholic martinis during bartender Derek Brown's master class at the Mindful Drinking Fest in Washington, D.C., on Jan. 21. (Keren Carrión/NPR)