It was a drama-filled evening after CONMEBOL controversially overturned the result of last week's Copa Libertadores first-leg clash as Independiente advanced to the quarter-finals ahead

of Santos. Santos and Independiente played out a goalless draw on August 21 but the latter were awarded a 3-0 victory just hours before Tuesday's return fixture after the Brazilian

side fielded an ineligible player. Carlos Sanchez was at the centre of the controversy due to a red card he was given during his River Plate stint in 2015, with Independiente arguing the

Uruguay international should have been suspended for the opening leg. You may like CONMEBOL ruled Sanchez did not serve the entirety of the ban handed out three years ago. Describing the

instances to defend our right to compete in equality, as well as that, we will not fade away in the incessant search for justice damages already caused." > Após recurso santista, 

Carlos Sánchez está liberado para a > partida de hoje! August 28, 2018 Bizarrely, Sanchez played on Tuesday as Santos and Independiente drew 0-0 in Sao Paulo. The best features, fun and

footballing quizzes, straight to your inbox every week. The drama was not over there as the match was suspended due to crowd trouble at Pacaembu Stadium, where fans and police clashed.

Independiente, whose Maximiliano Meza missed a penalty in first-half stoppage time, will face either River or Racing Club in the quarters. Gremio reached the last eight after edging

Estudiantes 5-3 on penalties in Porto Alegre, where the tie finished 3-3 on aggregate following the former's 2-1 victory on Tuesday. Next up for Gremio are Atletico Tucuman, who

prevailed 2-1 on aggregate despite a 1-0 loss at Atletico Nacional.