Former college quarterbacks try to learn the knuckleball while competing for a spring-training spot with the Arizona Diamondbacks.
John David Booty
David Greene
Josh Booty
Ryan Perrilloux
Kevin Millar
Score: 0.0
Score: 7.3
Score: 0.0
Score: 6.0
Score: 7.0
Score: 0.0
Score: 7.1
Score: 4.5
