Coach Serna will be teaching kids this summer how to play tennis. I think tennis is one of the best workouts you can possibly get. You are running all over the court, using multiple muscles you don't normally use, and your constantly moving...
During the finals of the Madrid Open last weekend, number-one tennis player Rafael Nadal hit a stunning between-the-legs winner after a long rally with number-two seed Novak Djokovic.
It's the second time Djokovic has been victimized by the trick shot in a high-profile match; Roger Federer pulled off an almost identical move against him in the semi-finals of the 2009 U.S. Open.
Despite Nadal's sho