Gena Thomas, author of the book "Separated By The Border." UTC's Dr. Thomas Lyons talks about innovation and entrepreneurship. "Mary Poppins" at Chattanooga Theatre Centre - and, Expedition Bigfoot. These voices - and more - on this edition of "Scenic Roots." Ray Bassett is the host of "Scenic Roots" - produced by Haley Solomon, Karley Dodson and Will Davis.