BUENOS AIRES, ARGENTINA - AUGUST 08: Lucas Alario of River Plate and Enzo Nicolas Perez of River Plate celebrate their team's first goal during a second leg match between River Plate and Guarani as part of round of 16 of Copa CONMEBOL Libertadores Bridgestone 2017 at Monumental Stadium on August 08, 2017 in Buenos Aires, Argentina. (Photo by Gabriel Rossi/LatinContent via Getty Images)