Chelsea's Spanish midfielder Cesc Fabregas (2R) applauds the fans after being substituted during the English Premier League football match between Chelsea and Sunderland at Stamford Bridge in London on December 19, 2015 (AFP)
Chelsea's Brazilian-born Spanish striker Diego Costa (L) is tackled by Sunderland's French midfielder Yann M'vila during the English Premier League football match between Chelsea and Sunderland at Stamford Bridge in London on December 19, 2015 (AFP)
Tottenham's Mousa Dembele in action with Southampton's Eric Dier during the English Premier League soccer match at St Mary's, Southampton, England, Saturday Dec. 19, 2015 (Reuters)
Manchester United's Anthony Martial, centre, scores during the English Premier League soccer match between Manchester United and Norwich City at Old Trafford Stadium, Manchester, England, Saturday, Dec. 19, 2015 (AP)
Manchester United's Wayne Rooney, left, Michael Carrick, cenre, and Juan Mata wait for play to resume after Norwich City's second goal during the English Premier League soccer match between Manchester United and Norwich City at Old Trafford Stadium, Manchester, England, Saturday, Dec. 19, 2015 (AP)
Hellas Verona's Luca Toni, left, heads the ball past Empoli's Federico Barba during their Serie A soccer match at the Bentegodi stadium in Verona, Italy, Sunday, Dec. 6, 2015 (AP)
Bayern Munich's Thomas Mueller celebrates with teammates after scoring during the German first division Bundesliga football match Hannover 96 vs FC Bayern Munich on December 19, 2015 in Hanover, central Germany (AFP)
Dortmund and Cologne players react after the German first division Bundesliga football match 1 FC Cologne vs Borussia Dortmund in Cologne, western Germany, on December 19, 2015 (AFP)
Bayern Munich's Spanish midfielder Javier Martinez (L)vies with Hanover's Dutch striker Charlison Benschop during the German first division Bundesliga football match Hannover 96 vs FC Bayern Munich on December 19, 2015 in Hanover, central Germany (AFP)
Dortmund's midfielder Julian Weigl (L) and Cologne's striker Simon Zoller vie for the ball during the German first division Bundesliga football match 1 FC Cologne vs Borussia Dortmund in Cologne, western Germany, on December 19, 2015 (AFP)