San Francisco’s bold AIDS mission is ‘getting to zero’ by 2030

There’s still no vaccine and no cure, but the medical community is increasingly focused on ambitious plans to bring about an end to HIV/AIDS. The NewsHour launches its series, “The End of AIDS?” with a look at intense prevention efforts underway in one of the cities most impacted by the epidemic, San Francisco. William Brangham reports with support from the Pulitzer Center on Crisis Reporting.