Overview:Gary Lineker introduces highlights and reaction to the day's six Premier League matches with Ian Wright and Danny Murphy. Champions Chelsea faced a London derby away to West Ham with Jose Mourinho looking to preserve a proud record of never having lost to the Hammers in nine league and cup matches. Everton travelled to Arsenal hoping to end an 18-game losing streak that dates back to 1997. The day's other games saw early season high-fliers Leicester host Crystal Palace, Aston Villa entertain Swansea, Norwich play West Brom and Stoke against Watford.