River Plate picked up a big win away from home against Trujillanos, while Nacional conceded a late penalty against Rosario Central.
River Plate kicked off its 2016 Copa Libertadores campaign with a dominant 4-0 victory against Trujillanos on Thursday.
The Argentine outfit scored all four goals in the second half to see off their Venezuelan opponents in Valera. Leonardo Pisculichi opened the scoring ten minutes into the second half, before Lucho Gonzalez and a brace from Ivan Alonso wrapped up the result to put River atop Group 1.
Nacional was denied a dream start to their tournament after conceding a late penalty in a 1-1 draw away to Rosario Central.