Manchester United's French striker Anthony Martial (R) crosses the ball past Manchester City's French defender Bacary Sagna during the English Premier League football match between Manchester City and Manchester United at the Etihad Stadium in Manchester, north west England, on March 20, 2016 (AFP )

Manchester City's Argentinian striker Sergio Aguero (R) vies with Manchester United's German midfielder Bastian Schweinsteiger during the English Premier League football match between Manchester City and Manchester United at the Etihad Stadium in Manchester, north west England, on March 20, 2016 (AFP)

Real Madrid's Gareth Bale, left, vies for the ball with Sevilla's Timothee Kolodziejczak during a Spanish La Liga soccer match between Real Madrid and Sevilla at the Santiago Bernabeu stadium, in Madrid, Sunday, March 20, 2016. (AP)

Real Madrid's Welsh forward Gareth Bale (R) heads the ball during the Spanish league football match Real Madrid CF vs Sevilla FC at the Santiago Bernabeu stadium in Madrid on March 20, 2016. / (AFP )

Football Soccer - Manchester City v Manchester United - Barclays Premier League - Etihad Stadium - 20/3/16
Manchester City's Fernando in action with Manchester United's Morgan Schneiderlin
(Reuters)

Football Soccer - Manchester City v Manchester United - Barclays Premier League - Etihad Stadium - 20/3/16
Manchester City's David Silva in action with Manchester United's Matteo Darmian
(Reuters)

Football Soccer - Manchester City v Manchester United - Barclays Premier League - Etihad Stadium - 20/3/16
Manchester City's Fernando shoots
(Reuters)

Football Soccer - Manchester City v Manchester United - Barclays Premier League - Etihad Stadium - 20/3/16
Manchester City's Fernando in action with Manchester United's Morgan Schneiderlin
(Reuters)

Football Soccer - Real Madrid v Sevilla- Spanish Liga BBVA - Santiago Bernabéu stadium, Madrid, Spain - 20/03/16 Real Madrid's Gareth Bale in action. (Reuters)

Real Madrid 's Luka Modric, right, is tackled by Sevilla's Jose Antonio Reyes during a Spanish La Liga soccer match between Real Madrid and Sevilla at the Santiago Bernabeu stadium, in Madrid, Sunday, March 20, 2016 (AP)

Real Madrid's Portuguese forward Cristiano Ronaldo (L) vies with Sevilla's French defender Benoit Tremoulinas (R) during the Spanish league football match Real Madrid CF vs Sevilla FC at the Santiago Bernabeu stadium in Madrid on March 20, 2016 (AFP)

Football Soccer - Villarreal v Barcelona - Spanish Liga - Madrigal Stadium, Villarreal, Spain - 20/3/16. Barcelona's Ivan Rakitic (R) and Villarreal's Antonio Rukavina in action. (Reuters)

Football Soccer - Villarreal v Barcelona - Spanish Liga - Madrigal Stadium, Villarreal, Spain - 20/3/16. Barcelona's Sergi Roberto (R) falls past Villarreal's Eric Bailly in action. (Reuters)

Football Soccer - Villarreal v Barcelona - Spanish Liga - Madrigal Stadium, Villarreal, Spain - 20/3/16. Barcelona's Luis Suarez (R) and Villarreal's Antonio Rukavina in action. (Reuters)

Barcelona's Lionel Messi.right , duels for the ball with Villarreal's Samuel Castillejo, left, during the Spanish La Liga soccer match between Villarreal and Barcelona at the Madrigal stadium in Villarreal, Spain, Sunday, March 20, 2016. (AP)