The Premier League has written to its 20 clubs to remind them they will be punished for fraudulent player transfers, as scrutiny grows on the so-called swap deals which have been done by certain clubs in an attempt to generate funds to be compliant with financial controls.
Chelsea have an interest in midfielders Kiernan Dewsbury-Hall and Archie Gray as the club continue to look at ways of strengthening their squad for new head coach Enzo Maresca.
The Brazil star made a record-breaking move to Saudi last summer but could return to Europe