All doping tests of Alvarez and Smith are negative

All doping tests of Saul Alvarez (54-1-2, 36 KOs) and Callum Smith (27-1, 19 KOs) before and after the fight were negative. The boxing match took place on December 19 in San Antonio, Texas.

It was Alvarez's first performance since terminating his contract with Golden Boy Promotions and his long-term contract with DAZN. The bout ended with a unanimous decision victory for Canelo, who won the WBA, WBC middleweight titles and The Ring magazine's belt.

The next duel of the Mexican will take place at the end of February in the USA. Alvarez is going to cross gloves with Avni Yildirim, who is the official contender for the World Boxing Council belt.