San Lorenzo Beat ’s Emelec

’s San Lorenzo took a step towards the quarterfinals with a 1-0 away victory over Ecuador’s Emelec on Thursday.

scored just before the half-hour mark, meaning the 2014 will need only a draw in the return match on August 10 to qualify for the last eight.

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Brazil’s also secured a 1-0 away victory in their round of 16 first leg against Nacional of Uruguay after a first-half strike from Joao Paulo in Montevideo.

Botafogo beat Nacional of Uruguay by 1-0

Earlier, scored in second-half stoppage time to earn Bolivia’s The Strongest a 1-1 home draw with Lanus of Argentina. Nicolas Pasquini had given the visitors the lead just before halftime.

The Copa Libertadores is South America’s top club competition, featuring teams from the 10 member nations of the South American Confederation (CONMEBOL).

The winners will qualify for the Club in the United Arab Emirates in December.