Boston River secured a narrow 1-0 victory over Racing Club Montevideo in a CONMEBOL Copa Sudamericana group stage match on March 6, 2026. The result gave Boston River a crucial three points to start their continental campaign, with the solitary goal proving decisive in a tightly contested Uruguayan derby. The match's key moment arrived in the second half when Boston River broke the deadlock, capitalizing on a defensive error to score what would be the winner. Both teams had chances, but Boston River's defense held firm under pressure to see out the match. The win immediately placed Boston River at the top of their group standings, while Racing Club Montevideo was left to rue missed opportunities in their opening fixture.