There is now a dressing room rift at Chelsea in the wake of Enzo Fernandez’s chanting controversy over the weekend, reports say. The Argentina international recently posted a live stream of himself and some Argentina team-mates singing an offensive song referencing to the heritage of France’s players. Fernandez has since apologised, with the former Benfica star taking to Instagram to say: “I want to apologise sincerely for a video posted on my Instagram channel during the national team celebrations. “The song includes highly offensive language and there is absolutely no excuse for these words….