Marcus is the high scorer and best rebounder on his basketball team, but he has one weakness: free throws. So when he misses four free throws at the end of an important game and his team loses, he turns to Mr. Dunn, the school custodian, who has just the trick to help Marcus get back on top: the "granny shot." Mr. Dunn shares with Marcus how former NBA star Rick Barry used this unorthodox way of shooting foul shots. Despite his...