The stance, in which he stands more upright, takes pressure of his knees and has turned what was the most physically exerting part of his day into ???the most relaxed.??? As a result, there is a bounce in his step ??? no small thing for a man who has had three surgeries on his right knee in a year-and-a-half.???I???m excited,??? he said, ???because I can go in and work out and not have three peopl