For over two decades he has ruled the tennis courts and held a tennis legacy like no other. Andre Agassi announced yesterday that the U.S. Open will be his last tournament. Agassi has won eight major singles titles, one each at Wimbledon and the French Open, two at the U.S. Open and four at the Australian Open, and is one of only five men to have collected at least one championship at each of the Grand Slam tournaments. ...