Former welterweight champion Luis Collazo of Brooklyn on Monday night won a unanimous decision over prospect Alan Sanchez in the main event at Cowboys Dance Hall in San Antonio, Texas.
The Golden Boy Promotions card was televised live on Fox Sports 1.
Collazo (34-5, 17 KOs) won by scores of 97-93, 98-92 and 99-91.
Collazo, 32, held one of the four major belts in 2005, but lost it to Ricky Hatton in his second defense in May 2006.
Sanchez, 22, is from Fairfield, Calif. He was on a seven-fight winning streak. He is now 12-3-1.