Chelsea and FIFA are have launched a probe after midfielder Enzo Fernandez shared an "offensive" video shared on his Instagram account.
New Chelsea manager Enzo Maresca believes it's crucial to work on the club's culture after two difficult years in the Premier League.
Chelsea have secured the signature of Leicester midfielder Kiernan Dewsbury-Hall for around £30million.
Galatasaray have signed Moroccan winger Hakim Ziyech on a permanent basis from Chelsea following a successful loan spell at the Turkish club.
Aston Villa have spent a reported £37.5million to sign Netherlands international Ian Maatsen from Premier League rivals Chelsea.
Young Barcelona forward Marc Guiu appears destined for a move to Chelsea, with the English giants prepared to activate his €6million release clause.