Champion's Cup Final Preview with OTB's Will O'Callaghan
b"Leo Cullen\\u2019s Leinster take on Ronan O'Gara's La Rochelle at Stade Velodrome in Marseille in the Heineken Champion\\u2019s Cup Final this afternoon and so to look ahead to what promises to be a colossal match, Bobby is joined by Off the Ball\\u2019s Will O\\u2019Callaghan to get his predictions."