The PapaCast: Bill Raftery

Bill Raftery, who will call this weekend's Final 4 with Jim Nantz and Grant Hill on TBS, breaks down the semifinal matchups. "Raf", with over 30 years behind the mic, explains why the Syracuse zone defense is so effective, the depth of the Tar Heels, Villanova's growth and the balance of Oklahoma. Plus how to win down the stretch.