 So you've heard of the stories of crime, drug use, and homelessness in San Francisco, and now for only $30, a self-proclaimed expert will take you on a guided tour through the worst of all of it. Well, our team recently visited San Francisco. We stopped at Crane Cove Park, a new development filled with families hanging out at the beach the day we visited. That's where I met New York Times San Francisco Bureau Chief Heather Knight, who's been covering the city for more than two decades, to get her take.