Casey is joined by comedian Greg Proops, who knows a ton about the Negro Leagues. You know Greg from his work on Whose Line is it Anyway and his podcast The Smartest Man in the World. http://traffic.libsyn.com/nasorb/Almost_Exclusively_About_the_Negro_Leagues.mp3 Follow Greg on Twitter Follow Casey on Twitter Follow The Swill on Twitter Like The Swill on Facebook  …