Fitness: Discovering potential Olympic champions has become a science

With millions of young athletes participating in competitive sports across the country, how easy is it to recognize the ones with the potential to win gold? And when that diamond in the rough is spotted, what does it take to develop his or her talent into that of a future champion?
Identifying athletic talent has become a science, with hundreds of research publications devoted to determining what type of physical and mental attributes are necessary to excel at the elite level. Speed, endurance,