As San Francisco struggles against the rip tide of urban decline, reporter Chase DiFeliciantonio found a model for its future in Pittsburgh. The East Coast city stagnated after the collapse of its steel industry in the 1970s, but it has recently reinvented itself as a center for tech innovation and higher learning. Chase joins host Joe Garofoli to discuss what lessons the fall and rise of Pittsburgh might hold for San Francisco. | Unlimited Chronicle access: sfchronicle.com/podGot a tip, comment, question? Email us: fifth@sfchronicle.com Learn more about your ad choices. Visit megaphone.fm/adchoices