Club Atlético Newell's Old Boys fell to a 3-1 defeat against Belgrano in a Copa Argentina match on Thursday, September 18, 2025. The result, secured with a commanding second-half performance from the visitors, saw Belgrano advance in Argentina's premier domestic cup competition. Newell's Old Boys took an early lead, but Belgrano responded with an equalizer before halftime. The second half belonged entirely to Belgrano, who scored two more goals to seal a convincing 3-1 victory away from home. The match turned on a controversial penalty decision awarded to Belgrano, which they converted to take the lead and shift the momentum decisively. This result is a significant setback for Newell's Old Boys' cup ambitions, while Belgrano continues a strong run in the tournament. Post-match, the Newell's manager lamented his team's loss of concentration, while the Belgrano coach praised his side's resilience and clinical finishing. The starting XI for Newell's Old Boys featured their typical attacking lineup, while Belgrano set up in a compact 4-4-2 formation that proved effective on the counter.