Keith Thurman speaks to the media about fighting world champion Floyd Mayweather Jr. after his victory over Luis Collazo during the Premier Boxing Champions boxing match for the WBA Welterweight title on ESPN at the USF Sun Dome, on Saturday, July 11, 2015 in Tampa, Florida. Thurman won the bout when the corner of Collazo stopped the fight at the beginning of the eighth round.
Keith Thurman speaks to the media about fighting world champion Floyd Mayweather Jr. after his victory over Luis Collazo during the Premier Boxing Champions boxing match for the WBA Welterweight title on ESPN at the USF Sun Dome, on Saturday, July 11, 2015 in Tampa, Florida.  Thurman won the bout when the corner of Collazo stopped the fight at the beginning of the eighth round. (AP Photo/Alex Menendez)