Manchester United's Wayne Rooney (R) is challenged by Liverpool's Philippe Coutinho during their English Premier League soccer match at Old Trafford in Manchester, northern England December 14, 2014 (Photo: Reuters)
Liverpool's Mario Balotelli, centre gestures to Manchester United's Robin van Persie during the English Premier League soccer match between Manchester United and Liverpool at Old Trafford Stadium, Manchester, England, Sunday Dec. 14, 2014 (Photo: AP)
Manchester United's Robin van Persie, lower centre, celebrates with teammates after scoring during the English Premier League soccer match between Manchester United and Liverpool at Old Trafford Stadium, Manchester, England, Sunday Dec. 14, 2014 (Photo: AP)
Tottenham Hotspur's Harry Kane, second right, scores their first goal of the game with a header during their English Premier League soccer match at the Liberty Stadium, Swansea, Sunday Dec. 14, 2014. (AP Photo / Nick Potts, PA) UNITED KINGDOM OUT - NO SALES - NO ARCHIVES
Genoa's goalkeeper Eugenio Lamanna (R) saves a penalty shot by AS Roma's Adem Ljajic (L) during their Italian Serie A soccer match at Luigi Ferraris Stadium in Genoa December 14, 2014 (Photo: Reuters)
AS Roma's players celebrate their win against Genoa at the end of their Italian Serie A soccer match at Luigi Ferraris Stadium in Genoa December 14, 2014 (Photo: Reuters)
Sampdoria's Manolo Gabbiadini (R) celebrates with teammates after scoring against Juventus during their Italian Serie A soccer match at the Juventus stadium in Turin, December 14, 2014 (Photo: Reuters)
Juventus' forward Alvaro Morata, right, vies for the ball with Sampdoria' Fabrizio Cacciatore during a Serie A soccer match between Juventus and Sampdoria at the Juventus stadium, in Turin, Italy, Sunday, Dec. 14, 2014 (Photo: AP)
AC Milan's Jeremy Menez (2nd R) celebrates his goal against Napoli with coach Filippo Inzaghi (C) during their Italian Serie A soccer match at the San Siro stadium in Milan December 14, 2014 (Photo: Reuters)
AC Milan's Giacomo Bonaventura (R) and Adil Rami jump for the ball with Napoli's David Lopez during their Italian Serie A soccer match at the San Siro stadium in Milan December 14, 2014 (Photo: Reuters)
Villarreal's Bruno, left, celebrates the victory with team mates as Atletico's Diego Godin, centre right, hugs Villarreal's Mario, second right, during a Spanish La Liga soccer match between Atletico de Madrid and Villarreal at the Vicente Calderon stadium in Madrid, Spain, Sunday, Dec. 14, 2014 (Photo: AP)
Atletico Madrid's Mario Mandzukic (R) and Villareal's Victor Ruiz fight for the ball during their Spanish first division soccer match at Vicente Calderon stadium in Madrid, December 14, 2014 (Photo: Reuters)