Maurizio Sarri has repeated his wish for Chelsea to make a second January signing in order to replace Cesc Fabregas.
Two-time Premier League champion Fabregas departed Stamford Bridge for Monaco this month but the only player to arrive at Chelsea in recent weeks has been Gonzalo Higuain, the forward himself replacing Alvaro Morata.
One reported midfield target Leandro Paredes completed a move to Paris Saint-Germain on Tuesday, but links to Barcelona star Ivan Rakitic have also now emerged.
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And Sarri retains hope with just two days of the transfer window remaining.