Mark Eichmann attends the second day of mourning for Beau Biden in Delaware. Aaron Moselle checks in from the two year anniversary of the fatal building collapse in Philadelphia. Gallup Poll Editor-in-Chief Frank Newport joins us with a weekly look at American attitudes. Dave Heller also speaks with art historian Christa Clarke about her new book “African Art in the Barnes Foundation.” Karen Smyles reviews an opera based on jazz legend Charlie Parker’s life. And Steve Trader attends the premiere of a one man play by local, and blind, poet, musician, and actor David Simpson.