Oscar Duarte Outlasts Kenneth Sims Jr. In Gritty WBA Title Eliminator in Chicago

Chicago (August 2, 2025) – Oscar “La Migraña” Duarte (30-2-1, 23 Kos) took a massive step towards the position of the world title and earned a heavily fought majority decision victory Kenneth “Bossman” Sims Jr. (22-3-1, 8 Kos) in an exciting WBA Super Lightweight Title Eliminator at Chicagos Credit Union 1 Arena. The 12-round main event led a stacked night of fighting, broadcast live by Dazn in conjunction with Cancun boxing.

Judges scored the razors competition 115-113” 116-112And 114-114Give the Mexican Slugger the narrow lead on the grim hero of the birth city. The competition saw intense back and forth action, in which both hunters had striking moments, fed by aggressive exchanges and tactical adjustments.

“I am very happy, it was a great fight, a war,” Duarte said after the victory. “I am very happy with this victory and I am very happy that I am closer to fight for a world title. Sims Jr. brought a lot of experience and had great conditioning. He was very prepared. I felt that I was very prepared and that I was talking about the rounds. Ready to stand out.”

For Kenneth Sims Jr.The result was hard to digest.

“I thought I won. It was a good fight, heavy fight, but I thought I won,” said Sims. “He put pressure on the way I expected. Retentionless pressure. It was nothing I did not expect. I mean, I could have sharp my defense. It was a good fight. He is a tough hunter … Absolutely (run it back). I want it immediately because I won that fight. It was a close fight, but I won it.

Co-Main Event: Prograis Outpoints Diaz in Gutsy Battle

In the Co-Main event, former world champion Regis “Roaded” program (30-3, 24 Kos) returned to winning ways and defeated fellow ex title holder Joseph “Jojo” Diaz (34-7, 15 Kos) via a unanimous decision. The Super Lightweight Showdown supplied 10 punishing action rounds.

Diaz suffered from circumcised over both eyes because of a headbump and exchanges, while Prograis was ruled to have slipped in round four. Yet both men went the distance and they showed grit at the level of championship. Judges scored the game 98-92” 96-94And 96-94 In favor of Prograis.

“It was like having the jitters in a fight, then you get hit with the first – and then it’s a fight,” said Prograis. “I knew it would be a fight with him … Jojo is a veteran. He is really tough and he came to fight … For me I want to become a champion again. I want the big money. Big money or a world championship – that is what I want afterwards.”

Dazn Undercard Highlights:

• Tristan “Sweet t” Kalkreuth (16-1, 11 Kos) stopped Devonte Williams (13-3, 6 Kos) Only a second in round 3 in their cruiserweight fight.
• Heavyweight prospect and American Olympian Joshua Edwards (4-0, 4 Kos) scored a dominant first round of TKO over Cayman Audie (4-2, 2 ram) at 1:30.
• Undefeated Yair Gallardo (10-0, 8 Kos) won a crooked decision about Quinton Rankin (21-10-2, 16 Kos), with score cards that read 80-71 and 79-72 twice.

Provisional action:

• Gael Cabrera (9-0, 6 Kos) quickly worked on Richard Diaz (3-1-1, 2 Kos), scored a first round KO at 2:30 in their featherweight tilt.
• Rising lightweight knock -out artist Soft Phillips (7-0, 7 Kos) remained perfect with a second round Ko Joseph Cruz-Brownn (12-15, 7 ram) at 2:27.

What is the following?

With this WBA title Eliminator Win, Oscar Duarte Christmas a step closer to a world title shot in the Super Lightweight Division, while Kenneth Sims Jr. Makes a strong thing for an immediate rematch for his passionate fans of birth city.

Visit for more fighting results, exclusive interviews and future maps Dazn.com Or follow your favorite streaming platform.

Roberto Villa is the CEO, founder, executive writer, senior editor of Fightbook MMA. Has a passion for combat sports and also a podcast -guest for sitting rings. He is also a former MMA hunter and kick boxer.