Real Madrid's Colombian midfielder James Rodriguez celebrates a goal during the Spanish league football match Real Madrid CF vs FC Barcelona at the Santiago Bernabeu stadium in Madrid on April 23, 2017. (AFP)

Barcelona's Lionel Messi, right, celebrates with teammates after scoring the winning goal during a Spanish La Liga soccer match between Real Madrid and Barcelona, dubbed 'el clasico', at the Santiago Bernabeu stadium in Madrid, Spain, Sunday, April 23, 2017. Barcelona won 3-2. (AP)

Barcelona's Argentinian forward Lionel Messi celebrates after scoring during the Spanish league Clasico football match Real Madrid CF vs FC Barcelona at the Santiago Bernabeu stadium in Madrid on April 23, 2017. (AFP)

Barcelona's Lionel Messi in action. (Reuters)

Barcelona's Lionel Messi, right, scores during a Spanish La Liga soccer match between Real Madrid and Barcelona, dubbed 'el clasico', at the Santiago Bernabeu stadium in Madrid, Spain, Sunday, April 23, 2017. (AP)

Real Madrid's Nacho in action with Barcelona's Sergio Busquets. (Reuters)

Barcelona's Argentinian forward Lionel Messi celebrates after scoring during the Spanish league Clasico football match Real Madrid CF vs FC Barcelona at the Santiago Bernabeu stadium in Madrid on April 23, 2017. (AFP)

Real Madrid's Karim Benzema in action with Barcelona's Gerard Pique and Sergi Roberto. (Reuters)

Barcelona's Lionel Messi, center, runs with the ball past Real Madrid's Sergio Ramos during a Spanish La Liga soccer match between Real Madrid and Barcelona, dubbed 'el clasico', at the Santiago Bernabeu stadium in Madrid, Spain, Sunday, April 23, 2017. (AP)

Barcelona's players celebrate after Barcelona's Argentinian forward Lionel Messi scored during the Spanish league Clasico football match Real Madrid CF vs FC Barcelona at the Santiago Bernabeu stadium in Madrid on April 23, 2017. (AFP)