Chelsea and City show class in emphatic wins

• Leaders Chelsea FC claim 11th win at expense of Tottenham Hotspur FC.
• Didier Drogba scores and assists as Chelsea equal club-record 23-game unbeaten run.
• Manager José Mourinho also extends his unbeaten streak in London derbies to 23. 
• Blues undefeated after 14 games, six points ahead of Manchester City FC.
• Spurs drop to tenth, winless at Stamford Bridge for 28 matches. 

• Sergio Agüero scores twice as City dispatch Sunderland AFC.
• Agüero (14) has now scored more league goals than Sunderland this season.
• Alexis Sánchez hits 89th-minute winner as Arsenal FC overcome Southampton FC.
• Saints stay third, a point above Manchester United FC; Gunners two further back in sixth.
• Everton FC pegged back by Sone Aluko as Hull City secure 1-1 draw.