What has gone wrong with Chelsea? A blip has become something of a crisis for the European champions, and Thomas Tuchel's halo has slipped a little. From being Premier League leaders and title favourites just a few weeks ago, Tuchel's team have fallen to third, six points off the pace being set by Manchester City.
Anyone who witnessed their breathtaking 4-0 win over Juventus in the Champions League on Nov. 23 could see only blue skies over Stamford Bridge. Slick, threatening and with no apparent weakness, Chelsea inflicted the heaviest defeat in the Italians' mostly distinguished European history.