Saul ‘Canelo’ Alvarez stopped Billy Joe Saunders in the eighth round in Texas to unify the super-middleweight titles.
Britain’s Saunders was growing into the fight before a brutal punch to his right eye saw his corner throw in the towel before round nine.
Mexican Alvarez, 30, defended his WBC and WBA world super-middleweight titles and took Saunders WBO belt.
The fight took place in front of about 70,000 fans at Texas’s AT&T Stadium.
More to follow