Overview:Gary Lineker introduces the goals, best action and reaction from the day's eight Premier League fixtures, including title hopefuls Chelsea at home to champions Manchester City. Chelsea have kept pace with City in the early months of the season to ignite the belief they can challenge for a third league title in five years. However, Pep Guardiola's Manchester City side had won the past three meetings against Chelsea without conceding a goal, including in this season's Community Shield.