Watch Live: River Plate, Tigres fight for Copa Libertadores title (FOX Deportes)

PORTO ALEGRE, BRAZIL - JULY 15: Andre Pierre Gignac of Tigres during the match between Internacional v Tigres as part of Copa Bridgestone Libertadores 2015 Semi-Finals at Estadio Beira-Rio on July 15, 2015 in Porto Alegre, Brazil. (Photo by Lucas Uebel/Getty Images) VICTORIA, ARGENTINA - JULY 08: Carlos Sanchez of River Plate plays the ball during a match between Tigre and River Plate as part of 13th round of Torneo Primera Division 2015 at Jose Dellagiovanna Stadium on July 08, 2015 in Victoria, Argentina. (Photo by Amilcar Orfali/LatinContent/Getty Images) ASUNCION, PARAGUAY - AUGUST 6: A view of the trophy during a first leg final match between Nacional and San Lorenzo as part of Copa Bridgestone Libertadores 2014 at Defensores del Chaco Stadium on August 6, 2014 in Asuncion, Paraguay. (Photo by Gabriel Rossi/LatinContent/Getty Images)