LAS VEGAS (Març 14, 2015) – Ahir a la nit de 50 anys d'edat del CMB #16 contendent de pes pesat, “Bronco” Billy Wright (47-4, 38 KOs), aniquilat Gilberto Matheus Diumenges (22-3, 20 KOs), aturar el brasiler amb un dur cop devastador a la1:15 marca d'una ronda. The10-round main event took place on the Promocions JJR boxa at the We Ko Pa Casino in Fort McDowell, Arizona.

Amb la victòria, “Bronco” Billy va retenir el seu CMB LLATINOAMERICÀ iFECARBOX titles while extending his winning streak to 18, 14 dels quals van arribar per la via del nocaut en baralles consecutives .

“Estic molt agraït per l'oportunitat de defensar els meus cinturons CMB aquí als Estats Units, ja que ha passat molt temps des que vaig combatre aquí.” dir Bronco Billy Wright. “Maurici Sulaimán ha estat un home de paraula, moving me up the rankings as I continue to win fights. Right now I’m a #16, mirant per trencar la part superior 15 with this victory. Against Domingos, I wanted to make a statement and end the fight early with a knockout. The plan was to go in and land as many powerful body shots as possible. It worked and I came out on top. I’m going to keep marching up the WBC rankings with the goal getting a big fight against any of top contenders. The problem is, cap d'aquests nois volen lluitar amb mi. I’m ready to take on all comers ahead of me.”

Addicionalment, Bronco Billy va gravar el seu 29a vuitens de final. One of his goal is to break the heavyweight record for 1st round knockouts held by Shannon Briggs which stands at 35.