Boca Juniors' forward #19 Leonel Flores reacts during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Chilean referee Piero Maza gestures during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Vasco da Gama's Argentine midfielder #05 Santiago Sosa (front) and Boca Juniors' defender #42 Facundo Herrera jump to head the ball during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Boca Juniors' Colombian forward #22 Sebastian Villa reacts during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Boca Juniors' defender #02 Lautaro Di Lollo reacts during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by Luis ROBAYO / AFP via Getty Images)

Boca Juniors' midfielder #18 Milton Delgado reacts during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by Luis ROBAYO / AFP via Getty Images)

Boca Juniors' forward #19 Leonel Flores and Vasco da Gama's midfielder #66 Cuiabano fight for the ball during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Boca Juniors' midfielder #25 Santiago Ascacibar shoots during the Copa Sudamericana semifinal first leg football match between Argentina's Boca Juniors and Brazil's Vasco da Gama at the Bombonera stadium in Buenos Aires on October 13, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)