Terry Gross

Mueller deputy Aaron Zebley looks back on the investigation of Trump's ties to Russia and explains why his team didn’t indict the president in 2017. Zebley is the co-author of Interference.

Todd Phillips. He directed and cowrote the film "Joker" and its new sequel, "Joker: Folie A Deux,"

Morgenstern, who died Sept. 7, directed the Rutgers Institute of Jazz Studies for 35 years, building a one-of-a-kind collection of recordings, memorabilia and writings. Originally broadcast in 2004.