February 13, 2013 • 1h
Five former quarterbacks attempt to learn the knuckleball while competing for an invite to spring training with the Arizona Diamondbacks.
February 14, 2013 • 1h
Four former quarterbacks remain in the competition to learn the knuckleball and attend Diamondbacks spring training.
February 20, 2013 • 1h
Three former quarterbacks remain in the competition to learn the knuckleball and take part in Diamondbacks spring training.
February 21, 2013 • 1h
Conclusion of the competition among former college quarterbacks attempting to learn the knuckleball and take part in Diamondbacks spring training.