Chelsea could lose a key player if their form under Mauricio Pochettino doesn't improve, with a former player suggesting their price tag could only be matched by certain players.
The Blues currently sit 10th in the Premier League table after 13 games of the season, the just two places higher than they finished last term in England's top flight. They have shown signs of promise in some games, but Pochettino's squad is still experiencing teething problems.
