On The Gist, news should be new. In the interview, our resident vexillologist Ted Kaye is back to talk about San Francisco’s flag. Where does its design come from, and is it really the best modern representation of the city? Kaye’s book is Good Flag, Bad Flag. In the Spiel, Bernie Sanders and the viability of policy ideas.Learn more about your ad choices. Visit megaphone.fm/adchoices