Chelsea condemned defending Premier League champions Leicester to a fourth consecutive away defeat with a dominant display at Stamford Bridge. Theo Walcott scored twice as 10-man Arsenal won their sixth Premier League game in a row, despite a spirited Swansea City display in Bob Bradley's first match as manager. Bournemouth made it three home wins in a row with an impressive victory over Hull City on Saturday that extended the visitors' winless run to six games. Maarten Stekelenburg saved two penalties for Everton as his side escaped with a point against Manchester City at Etihad Stadium.