Golden Boy Promotions – Oscar De La Hoya, matchmakers Roberto Diaz and Javier Razo over DAZN at the Alamodome, in San Antonio, Texas, Saturday presented former WBA Super Welterweight Champion Jaime Munguia, of Tijuana, Mexico, moving up to Middleweight stopping Gary O’ Sullivan, of Cork Ireland. In the co-feature WBC & WBO World Female Super Middleweight Champion Franchon Crews Dezurn lost her titles to Alejandra “LaTigre” Jimenez, of Mexico City, Mexico.

In the Main Event former WBO World Super Welterweight champion Jaime Munguia, 35-0 (28), #159 1/4, out of Tijuana, MEX, stopped Gary “Spike” O’ Sullivan, 30-4 (21), #159 1/4, out of Cork, IRE, at 2:17 of the eleventh round.

In the first round Munguia used a good body attack hurting O’Sullivan in the final seconds of the round. In the second round O’Sullivan ended this round with a combination left to the ribs and a right to the head of Munguia. In the third round it was a war with Munguia landing a 3-punch combo and in return O’Sullivan a double left hook all to the body. O’Sullivan looked to the referee complaining of a rabbit punch and Munguia hit him. Just after the bell O’Sullivan landed a solid right to the head of Munguia.

In the fourth round both had their moments right up to the bell. In the fifth round both fighters are mainly going to the body at a fast clip with O’Sullivan pressing the fight and Munguia ending the round well. In the sixth round a low left hook from Munguiaa lost a point from the Mark Calo-oy Good round for O’Sullivan.

In the seventh round Munguia landed jab after jab and followed with a left hook to the body dropping O’Sullivan but the referee said it was low. It was a war until the bell. In the eighth round Munguia continued to use and effective jab. The low blows have taken a toll on O’Sullivan as his legs show it.

In the ninth round Mungia used power jabs and going to the head looking to end the fight. In the tenth round at the halfway point Munguia hurt O’Sullivan with a counter right to the chin. In the final minute Munguia landed a vicious right to the body of O’Sullivan. Between rounds the referee asked O’Sullivan if he wanted to continue and he said he did.

In the eleventh round Munguia let it all hang out landing over a dozen punches and down went O’Sullivan who gave a gal;lant effort.

Former world champion Erik Morales is the trainer for Munguia.

In the co-feature Franchon Crews Dezur, 6-2 (2), defended her titles losing to Alejandra “LaTigre” Jimenez, 13-0-1 (9), out of Mexico City, MEX, over 10×2 rounds.