Chelsea striker Olivier Giroud has hinted Antonio Conte could leave the club in the summer.
The future of Chelsea goalkeeper Thibaut Courtois remains uncertain amid rumours that Real Madrid want to sign him.
Chelsea and Manchester City have already made an initial offer to sign Robert Lewandowski from Bayern Munich, according to reports in Poland.
Manchester City are ready to break England's transfer record to sign Eden Hazard from Chelsea.
Chelsea midfielder Ruben Loftus-Cheek says he will be back at the club for pre-season as his future remains uncertain.
Napoli coach Maurizio Sarri has refused to rule out leaving the Italian giants in the summer amid rumours that he will replace Antonio Conte at Chelsea.
