Barcelona's coach Pep Guardiola looks down during their Spanish first division "El Clasico" soccer match against Real Madrid at Nou Camp stadium in Barcelona April 21, 2012. [Photo/Agencies]

Real Madrid's Sami Khedira (C) scores a goal agaisnt Barcelona during their Spanish first division "El Clasico" soccer match at Nou Camp stadium in Barcelona April 21, 2012. [Photo/Agencies]