Three months before the Olympic Games in Beijing, U.S. shot-putter Adam Nelson is making what may be a risky move: He's tweaking his technique. For the past eight years, Nelson's ability to heave a 16 ...

U.S. shot-putter Adam Nelson is training for the upcoming U.S. Olympic trials, where he hopes to qualify for his third Olympic Games. But in his... Shot-Putter Changes Technique Ahead of Olympics ...