Substitutes of Argentina walk off the field at the end of a South American U-20 Championship final round soccer match against Brazil in Caracas, Venezuela.

Referee Mathias de Armas, of Uruguay, books Brazil's Igor, left, during a South American U-20 Championship final round soccer match against Argentina in Caracas, Venezuela.

Brazil's Pedro Silva dribbles past Argentina's Franco Mastantuono during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Teammates celebrate with Brazil's Rayan after he scored his side's opening goal against Argentina during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Brazil's Rayan celebrates scoring his side's opening goal against Argentina during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Brazil's Pedro Silva shoots, with Argentina's Ian Subiabre looking on, during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Argentina's Claudio Echeverri celebrates scoring his side's opening goal against Brazil, from the penalty spot, during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Argentina's Claudio Echeverri scores his side's opening goal against Brazil, from the penalty spot, during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Argentina's Claudio Echeverri dribbles between Brazil's Jair, left, and Rayan during a South American U-20 Championship final round soccer match in Caracas, Venezuela.

Argentina's Maher Carrizo, left, and Brazil's Leandrinho vie for the ball during a South American U-20 Championship final round soccer match in Caracas, Venezuela.