Elise Hu steps in for Sam this week, from member station WBEZ in Chicago. She’s joined by NPR’s Peter Sagal, host of ‘Wait Wait…Don’t Tell Me!’, and Greta Johnsen of WBEZ’s ‘Nerdette’ podcast. They discuss Harvey Weinstein, the Hollywood producer now on trial in New York for sex crimes. Plus, an Iranian-American writer shares her perspective on decades of disputes between Iran and the U.S. Also, Peter tries to get off Twitter.