Summary: City leaders and nonprofits are considering an approach that was rejected in the 1990s: abstinence. That model is reflected in a new coalition called the Urban Vision Alliance. Reporter Kevin Fagan joins host Cecilia Lei to discuss how this strategy differs from the city's decades-long harm-reduction approach, and why this get-tough method is being revived. | Unlimited Chronicle access: sfchronicle.com/pod Learn more about your ad choices. Visit megaphone.fm/adchoices
