Mexico's Pumas Luis Quinones, center, heads the ball against Paraguay's Olimpia Cristian Riveros, during a Copa Libertadores soccer match in Mexico City, Wednesday, April 6, 2016. (AP Photo/Eduardo Verdugo Stock Photo - Alamy

Download this stock image: Mexico's Pumas Luis Quinones, center, heads the ball against Paraguay’s Olimpia Cristian Riveros, during a Copa Libertadores soccer match in Mexico City, Wednesday, April 6, 2016. (AP Photo/Eduardo Verdugo) - 2MYXMTY from Alamy's library of millions of high resolution stock photos, illustrations and vectors.

Luis Quiñones of Mexico's Pumas vies for the ball with Cristian News Photo - Getty Images

Luis Quiñones of Mexico's Pumas vies for the ball with Cristian News Photo - Getty Images

Luis Quiñones of Mexico's Pumas vies for the ball with Cristian News Photo - Getty Images

Mexico's Pumas Luis Quinones, center, heads the ball against Paraguay's Olimpia Cristian Riveros, during a Copa Libertadores soccer match in Mexico City, Wednesday, April 6, 2016. (AP Photo/Eduardo Verdugo Stock Photo - Alamy

Luis Quiñones of Mexico's Pumas vies for the ball with Cristian News Photo - Getty Images

Luis Quinones of Mexico's Pumas, right, fights for the ball with Cristian Riveros of Paraguay's Olimpia during a Copa Libertadores soccer match in Mexico City, Wednesday, April 6, 2016. (AP Photo/Eduardo Verdugo

Luis Quinones of Mexico's Pumas, right, fights for the ball with Cristian Riveros of Paraguay's Olimpia during a Copa Libertadores soccer match in Mexico City, Wednesday, April 6, 2016. (AP Photo/Eduardo Verdugo