ESPN play-by-play man Roxy Bernstein breaks down a tumultuous week in the college sports world that saw the Pac-12, Big Ten and Mountain West cancel fall football while the SEC, Big 12 and ACC keep alive hopes of playing. (The Pac-12 also nixes college basketball through the new year.) Bernstein, a frequent visitor to the islands for work and play, shares whether calling a game with Maui Invitational legend Bill Walton is more of an art or a science.