Former Manchester United manager Sir Alex Ferguson, top centre, takes his place in the stands before Chelsea play Manchester United in a English Premier League soccer match at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)
Chelsea's Samuel Eto'o acknowledges supporters as he is substituted after scoring a hat-trick against Manchester United in an English Premier League soccer match at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)
Chelsea players celebrate after Samuel Eto'o scored his 3rd goal against Manchester United's during their English Premier League soccer match at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)
Manchester United's Nemanja Vidic reacts as referee Phil Dowd shows him a red card during the English Premier League soccer match against Chelsea at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)
Chelsea's Samuel Eto'o celebrates after scoring the opening goal against Manchester United's during their English Premier League soccer match at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)
Chelsea's Samuel Eto'o, right, scores past Manchester United Michael Carick to score first goal of the game during their English Premier League soccer match at Stamford Bridge, London Sunday Jan. 19, 2014. (AP Photo/Andrew Matthews/PA) UNITED KINGDOM OUT
Chelsea's Samuel Eto'o celebrates after scoring his 3rd goal against Manchester United's during their English Premier League soccer match at Stamford Bridge, London, Sunday, Jan. 19, 2014. (AP Photo/Sang Tan)