His manager Frank Espinoza confirmed that he was back in training .
In July 2017 , Top Rank set a return date of September 22 , 2017 for Valdez to make a third defence of his WBO title .
Valdez 's manager Frank Espinoza confirmed that he was back in training .
In July 2017 , Top Rank set a return date of September 22 , 2017 for Valdez to make a third defence of his WBO title .