If Chelsea are to complete this league season unbeaten, a feat that is now only five games away, it will have been across 45 relentless second-half minutes at the Etihad Stadium where they proved themselves worthy of accolades attributed to “invincibles”, after they produced a stirring fightback to beat Manchester City.At the end of last season these two sides could be separated only by goal difference. After Erin Cuthbert’s late header won this contest and sent the away fans into raptures, there is a 15-point gap between Chelsea and fourth-placed City, who will feel aggrieved about one controversial first-half incident that might have altered the game’s course. Continue reading...