Vasco da Gama secured a crucial away victory against Boca Juniors in the Copa Sudamericana, with a solitary Adson strike proving the difference in a tempestuous encounter at the Alberto J. Armando. Despite early yellow cards for both sides, including one for Boca's Milton Delgado, it was Vasco who broke the deadlock in the 25th minute, Adson converting a well-crafted assist from Andrés Gómez. The match then descended into a card-laden affair, with further bookings for Adson and Santiago Sosa. The tide seemed to turn for Boca when Andrés Gómez received a red card in the 64th minute, leaving Vasco a man down. However, the hosts were unable to capitalize on their numerical advantage, with numerous substitutions from both sides failing to alter the scoreline as Vasco held firm to claim a vital three points.