Barcelona players celebrate at the end of the Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Barcelona's Fermin Lopez celebrates at the end of the Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Espanyol's Roberto Fernandez, right, is challenged by Barcelona's Ronald Araujo during a Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Espanyol's Urko Gonzalez de Zarate, left, attempts a shot at goal in front of Barcelona's Ronald Araujo during a Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Barcelona's Fermin Lopez scores his side's second goal during a Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Barcelona's Eric Garcia stops the ball in front of Espanyol's Javi Puado during a Spanish La Liga soccer match between Espanyol and Barcelona in Barcelona, Spain.

Referee Cesar Soto Grado shows a red card to Espanyol's Leandro Cabrera, left, during a Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Barcelona's Robert Lewandowski reacts during a Spanish La Liga soccer match between Espanyol and Barcelona in Barcelona, Spain.

Barcelona's Lamine Yamal, left, celebrates with his teammate Alejandro Balde after scoring his side's opening goal during a Spanish La Liga soccer match between Barcelona and Espanyol at Lluis Companys Olympic Stadium in Barcelona, Spain.

Barcelona's Lamine Yamal reacts after scoring during a Spanish La Liga soccer match between Espanyol and Barcelona in Barcelona, Spain.

Barcelona's Alejandro Balde, left, and Espanyol's Antoniu Roca fight for the ball during a Spanish La Liga soccer match between Espanyol and Barcelona in Barcelona, Spain.