Boca Juniors reach Copa Argentina final after beating Fluminense of Brazil . Two - time rivals win 2 - 1 on aggregate through Santiago Silva 's late goal . Corinthians of Brazil reach the last four with a defeat of Atlético da Gama . Two of South America 's most famous clubs reached the semifinals of the Copa Libertadores after late drama in their last-eight matches on Wednesday . Rio de Janeiro side trying to win the competition for the first time .
Boca Juniors reach Copa Argentina final after beating Fluminense of Brazil . Two - time rivals win 2 - 1 on aggregate through Santiago Silva 's late goal . Corinthians of Brazil reach the last four with a defeat of Atlético da Gama . Rio de Janeiro side trying to win the competition for the first time .