Terence Crawford stopped Puerto Rican Thomas Dulmore in the sixth . The American won the vacant WBO junior welterweight title . - In a rematch of their first fight, former world champion Floyd Mayweather Jr. defeated Mexican Miguel Cotto by unanimous decision at Las Vegas MGM Grand Garden Arena.
Terence Crawford stopped Puerto Rican Thomas Dulmore in the sixth . The American won the vacant WBO junior welterweight title . The 27-year-old fighter is still unbeaten and takes his record to 26-0 .