Jose Valenzuela Knocks Out Edwin De Los Santos In Second-Round Rematch Shock

What happened:

Watch the highlights:

Jose Valenzuela stunned Edwin De Los Santos with a second-round knockout in their rematch at The Cosmopolitan in Las Vegas, according to Sky News. The result avenged Valenzuela’s 2022 defeat to De Los Santos and ended the return meeting early, before the bout could settle into a longer tactical contest.

Why it matters:

Rematches are often sold on adjustment: what the loser learned, what the winner can repeat, and whether the first fight told the whole truth. This one now has a much sharper answer than most. Valenzuela did not just get a decision back or edge a close correction; he produced a second-round stoppage that changes how the 2022 loss is read in hindsight.

The confirmed fact that this was a knockout in round two is the central competitive signal. Early knockouts reduce the room for ambiguity. They do not tell us every detail about the tactical pattern without more reporting, but they do confirm that Valenzuela imposed a decisive ending before De Los Santos could bank rounds or stretch the fight into a test of pace, durability and late adjustments.

Tournament impact:

Boxing does not work like a bracketed tournament every week, but rematches function like standings markers inside a division. This result gives Valenzuela a direct head-to-head correction against an opponent who had already beaten him. That matters for matchmaking because promoters, sanctioning bodies and future opponents often weigh not just wins and losses, but whether a fighter can solve a known problem when given a second chance.

For De Los Santos, the consequence is also clear. A fighter who enters a rematch with a prior win carries leverage: proof of concept, confidence, and the ability to say the first result was no accident. A second-round knockout loss strips away much of that leverage and invites questions about what changed between the first meeting and the rematch.

What to watch:

The next useful information will be whether Valenzuela’s team treats this as a reset, a launchpad, or simply a closed chapter. A revenge win by stoppage can justify more ambitious matchmaking, but the level of that step depends on the division landscape and any contractual or ranking context not included in the source summary.

Confidence:

Confirmed by Sky News: Valenzuela knocked out De Los Santos in the second round at The Cosmopolitan in Las Vegas and avenged a 2022 loss. Still needing follow-up: official scorecard context before the stoppage, any medical or suspension details, and what matchup either fighter is targeting next.