On September 13 at Allegiant Stadium in Las Vegas, the third main card bout of the Saul Alvarez vs Terence Crawford event featured 24-year-old Irishman Callum Walsh (15-0, 11 KOs) against 28-year-old American Fernando Vargas Jr. (17-1, 15 KOs).
Walsh claimed victory by unanimous decision, with scores of 99-91 twice and 100-90.
Both fighters entered the ring riding five-fight knockout streaks. This was Walsh’s third bout of 2025, while Vargas was making his second appearance of the year.