Icon Julio Caesar Chavez, 43, announced his retirement from the sport and this time you may be inclined to believe him as to came immediately after a shocking loss to journeyman Grover Wiley.

Chavez has been collecting a nice pension by doing his 'Adios' tour, drawing big crowds and looking as a good as can be expected at his age, but in Phoenix his performance tailed off after the opening two rounds.

In the fifth, Wiley twice hurt the legend and Chavez - not for the first time in his Hall of Fame shoo-in career - quit on his stool. He said he'd broken his hand.

Chavez's 19-year-old son, Julio Cesar Chavez Jr., who won his bout on the card, said he would avenge his father's loss and fight Wiley