AdvertisementNew York City allows the nation's 1st supervised consumption sites for illegal drugsUpdated November 30, 2021Brian MannfacebookEmailA drug user prepares to inject himself with heroin inside VANDU's supervised injection room in Vancouver, Canada. Similar sites to the ones implemented in New York have proven successful in Canada. (Rafal Gerszak for NPR)This article was originally published on November 30, 2021.