Charlie talks to City College professor Leonard Jeffries about a controversial speech he delivered on July 20, 1991. Journalists Jerry Nachman, Utrice Leid, and Sam Roberts debate Professor Jeffries's contentious ideas. David Grubin discusses his four-hour PBS documentary about former President Lyndon Baines Johnson, "LBJ: The American Experience." Charlie remembers jazz musician Miles Davis with performance clips of the legendary trumpeter.