Chelsea has extended their lead at the top of the Premier League table with 11 points after a stunning 3-1 victory over Swansea City at Stamford Bridge.
Cesc Fabregas stroke the first ball into the net through the legs of Jack Cork, which marked his 300th Premier League appearance by putting the Blues ahead.
Swansea's Fernando Llorente headed in Gylfi Sigurdsson's free-kick in the 41+1 minute to half time, which is their first and only serious attempt on target. They were denied a penalty when Cesar Azpilicueta handled inside his area at 1-1.
After Fabregas's hit to the bar, Pedro's amazing effort gave Chealsea the lead again and Diego Costa sealed the victory from close range.
Crystal Palace have now failed to win in their past nine league games and drop to 17th in the table, level on points with Middlesbrough, following the 1-0 winning goal from Patrick van Aanholt with one point above the relegation zone. The victory for Palace also drops champions Leicester into the relegation zone.
Hull City missed the chance to move out of the Premier League bottom three as they drew with a Burnley side who ended the game with 10 men as Ashley Barnes was sent off in injury time for two bookable offences.
The hosts went ahead through Tom Huddlestone's penalty after Burnley defender Michael Keane handled in the penalty area.
Meanwhile, West Brom also came from behind to impose a fourth straight League defeat on Bournemouth in a captivating game at The Hawthorns.
Joshua King's penalty put the visitors ahead on five minutes after Nyom in a careless way struggled Ryan Fraser to the ground and Craig Dawson equalised at the end of an exhilarating first 10 minutes.
However, Boruc's gloomy error, failing to punch clear a corner allowed Gareth McAuely to give his side a leadin the 22nd minutes, with the Cherries' recent defensive woes routinely exploited by the hosts at set-pieces.