Diana Taurasi, the leading scorer in WNBA history and voted "greatest of all-time" by the league's fans, announced her retirement Tuesday after 20 seasons.
Roger Federer is retiring from professional tennis at age 41 after a series of knee operations, closing a career in which he won 20 Grand Slam titles, finished five seasons ranked No. 1 and helped create a golden era of men's tennis with rivals Rafael Nadal and Novak Djokovic.