Argentina defeat Wales in a Nations Championship match played in San Juan. Multiple reports state that Argentina lead the contest throughout and ultimately overpower Wales. The standout performer for Argentina is number eight Joaquin Oviedo, who scores two tries during the match. His two tries contribute significantly to Argentina’s scoring and help establish the margin of victory. The BBC and Yahoo Sports both describe the result in similar terms, highlighting Argentina’s dominance and Oviedo’s impact with a brace of tries. While details such as the full final score, try scorers beyond Oviedo, and other match events are not provided in the supplied excerpts, both sources agree on the central outcome: Argentina win against Wales in the Nations Championship at San Juan, with Oviedo scoring twice for Argentina.