The Premier League leaders have made contact with the left-back’s agent to sound out whether he would be willing to make a January transfer window switch to Stamford Bridge. In the absence of Lassana Diarra, the youth product has stepped up and taken control. PA:Press Association3Diego Costa has been in scintillating form for Chelsea this season with 14 goal. PA:Press Association4Jacob Murphy is wanted by Liverpool and TottenhamReuters4Murphy has been in fin. He said: We have communicated very clearly that we wont sell Christian and that hes very much part of our plans. Theyre thinking about £75m would be more than right for a player of his age. Obviously, in the past Ive done a lot of things but Ive settled down here. Cavani, who moved to PSG from Napoli in 2013 for around £54million, has scored five goals in his past four games and 24 in all competitions so far this season. Chelsea signed Marcos Alonso last summer, but they have limited options in that area - especially no. have clearly benefited from sticking to a settled XI – that a total lack of European football has allowed them to do – but theyre destined to return to the competition next season when they will been a couple of stars in each position.