Las mejores imágenes del 'clásico' FC Barcelona - Real Madrid
Barcelona's coach Pep Guardiola walks in the sideline during their Spanish first division "El Clasico" soccer match against Real Madrid at Nou Camp stadium in Barcelona April 21, 2012. REUTERS/Sergio Carmona (SPAIN - Tags: SPORT SOCCER)
The referee Alberto Undiano Mallenco shows a yellow card to Real Madrid's Portuguese defender Pepe during the Spanish League "El clasico" football match Barcelona vs Real Madrid at the Camp Nou stadium in Barcelona on April 21, 2012. AFP PHOTO/JAVIER SORIANO
Busquets forcejea con Özil por el balón.