BUENOS AIRES, ARGENTINA - MAY 14: Gonzalo Martinez of River Plate and Fernando Gago of Boca Juniors fight for the ball during a second leg match between Boca Juniors and River Plate as part of round of sixteen of Copa Bridgestone Libertadores 2015 at Alberto J. Armando Stadium on May 14, 2015 in Buenos Aires, Argentina. (Photo by Amilcar Orfali/LatinContent via Getty Images)
