FC Barcelona's coach Gerardo Tata Martino looks on against Valencia during a Spanish La Liga soccer match at the Camp Nou stadium in Barcelona, Spain, Saturday, Feb. 1, 2014. (AP Photo/Manu Fernandez)
FC Barcelona's players observe a minute of silence in memory of Luis Aragones prior to Spanish La Liga soccer match between FC Barcelona and Valencia at the Camp Nou stadium in Barcelona, Spain, Saturday, Feb. 1, 2014. Former footballer and manager of Spain national team Luis Aragones died Saturday at the age of 75. (AP Photo/Manu Fernandez)
Referee shows a red card to FC Barcelona's Jordi Alba, second left, against Valencia during a Spanish La Liga soccer match at the Camp Nou stadium in Barcelona, Spain, Saturday, Feb. 1, 2014. (AP Photo/Manu Fernandez)