Independiente Rivadavia's defender #42 Sheyko Studer (L) and Fluminense's Uruguayan forward #19 Castillo jump to head the ball during the Copa Libertadores group stage football match between Brazil's Fluminense and Argentina's Independiente Rivadavia at the Maracana stadium in Rio de Janeiro, Brazil, on April 15, 2026. (Photo by MAURO PIMENTEL / AFP via Getty Images)