WBA welterweight champion Keith Thurman remained undefeated Saturday night as Luis Collazo retired on his stool after the seventh round at the USF Sundome in Tampa, Fla. In what has become a formality with the most talented welterweights in the world, Thurman took the chance to call out pound-for-pound king Floyd Mayweather after his victory. [&hellip
WBA welterweight champion Keith Thurman remained undefeated Saturday night as Luis Collazo retired on his stool after the seventh round at the USF Sundome in Tampa, Fla. In what has become a formality with the most talented welterweights in the world, Thurman took the chance to call out pound-for-pound king Floyd Mayweather after his victory. [&hellip