Universidad de Chile went top of Group 7 in the Copa Libertadores with a 2-1 win against Argentinian outfit Newell's Old Boys on Tuesday.

Guillermo Marino broke the deadlock and Charles Aranguiz extended the advantage from the spot before Ignacio Scocco pulled a goal back for Gerardo Martino's side.

"This defeat does not change anything as to progress we have to win the next game. Our chances to advance are few, but they still exit. It depends on us," said Martino.

Universidad de Chile lie two points above Paraguayans Olimpia and Venezuelan team Deportivo Lara and three above Newell's.

In the other group game Lara recovered from two goals down to earn a 2-2 draw away to Olimpia.

Freddy Bareiro's brace in the first half made the home fans in the Defensores del Chaco stadium happy, but Marlon Fernandez's goal gave the visitors some hope. With four minutes to go Lara equalised with Jose Torrealba's superb volley.

In Porto Alegre, Brazilian side Gremio beat Venezuelan outfit Caracas 4-1 in a Group 8 game.

Forward Hernan Barcos broke the deadlock and Werley's header doubled the advantage before half-time.

Ze Roberto beat goalkeeper Alain Baroja for the third but Elionai Sanchez pulled one back with a header. Ze Roberto netted his second to complete the scoring.

"I am more than happy. We needed to win and did it very well to make our fans happy too. I believe that we played a great match and we are in a great shape," said defender Werley.

Vanderley Luxemburgo's side share top spot with fellow Brazilian side Fluminense, with Caracas and Chilean outfit Huachipato completing the group.

In Bogota Colombian side Millonarios beat Bolivian side San Jose 2-1 in a Group 5 match.

Pedro Franco fired the hosts ahead but Carlos Saucedo equalised from a counter-attack. Wason Renteria netted the winner with 10 minutes to go.

Millonarios moved into third place above San Jose, with Mexican side Tijuana and reigning champions Corinthians leading the way.

In Group 4 Ecuadorian giants Emelec defeated 10-man Chilean outfit Iquique 2-1.

Marlon De Jesus connected with a Pedro Quinonez corner to open the scoring. Visiting defender Cristian Grabinski was then sent off for fouling De Jesus.

Home striker Vinicio Angulo extended the advantage when he beat keeper Rodrigo Naranjo. Manuel Villalobos scored for Iquique after going one-on-one with keeper Esteban Dreer.

Emelec joined Argentinians Velez and Uruguay's Penarol at the top of the group following the win.