LONDON : Just when Manchester City appeared to have resumed normal service, Pep Guardiola's side once again find themselves under the microscope as they prepare to host top-four rivals Chelsea in the Premier League's big weekend clash on Saturday. A 6-0 hammering of Ipswich Town last weekend looked like the moment the champions had put all the frustrations of the first half of the season to bed in spectacular fashion. But it proved something of an illusion as a horrible capitulation to Paris St