Boca Juniors' head coach Rodolfo Arruabarrena (L) argues with Chilean referee Piero Maza during the first leg of the Copa Sudamericana round of 16 football match between Argentina's Boca Juniors and Paraguay's Deportivo Recoleta, at the Tomas Adolfo Duco stadium in Buenos Aires, on August 11, 2026. (Photo by Alejandro PAGNI / AFP via Getty Images)