Nine-times world champion Valentino Rossi was inducted into MotoGP's Hall of Fame after the Italian put an end to his illustrious career of more than two decades with a 10th-place finish at the Valencia Grand Prix on Sunday. Seven-times MotoGP title winner Rossi, one of the greatest and most charismatic of motorcycling champions, delighted fans with a few quick laps at Valencia's Ricardo Tormo circuit but was unable to add to his 199 premier-class podiums. The 42-year-old, nicknamed "The Doctor", is considering a