We hadn’t seen Bernie Sanders in Philadelphia since last July, when he watched his primary opponent, Hillary Clinton, win the Democratic Party’s nomination. Sanders joined the “Democracy Now!” news hour this week at the historic Philadelphia Free Library for a wide-ranging discussion. “I am deeply concerned about the future of American democracy,” Sanders told the enthusiastic standing-room-only crowd. Millions of Americans voted for Sanders in the primaries. He transformed the 2016 U.S.