Atletico Madrid's Croatian forward Mario Mandzukic (R) argues with Real Madrid's defender Dani Carvajal (L) after being injured during the UEFA Champions League quarter final first leg football match Atletico de Madrid vs Real Madrid CF at the Vicente Calderon stadium in Madrid on April 14, 2015.      AFP PHOTO / GERARD JULIEN        (Photo credit should read GERARD JULIEN/AFP/Getty Images)