Chelsea have reportedly struck a deal with the Argentine but are yet to receive a response for their bid from the Russian side for the transfer fee.
Ruben Loftus-Cheek and Cesc Fabregas are likely to come into the starting eleven as Chelsea take on MOL Vidi FC in the UEFA Europa League.
Maurizio Sarri is unlikely to change the winning formula as Chelsea host an undefeated Bournemouth side at Stamford Bridge on Saturday.
Alvaro Morata returns to the starting lineup for Chelsea as the Blues host Brighton & Hove Albion on Boxing Day
Antonio Conte has made a bold move by opting to rest Eden Hazard as Chelsea host Swansea at Stamford Bridge on Wednesday.
Antonio Conte's Chelsea got their title defence off to the worst possible start, succumbing to a humiliating 2-3 loss against a clinical Burnley side.
Chelsea face Arsenal at Wembley in the final of the FA Cup, as they look to cap their season off with a domestic double.
Chelsea superstar Cesc Fabregas is reportedly being tailed by Manchester United and Liverpool as the duo look to strengthen their respective midfields.
Chelsea have moved ever-closer to clinching the Premier League trophy after earning a convincing 3-0 win over Middlesbrough at Stamford Bridge on Monday.
We take a look at some of the major talking points and things we learnt from Chelsea's first victory at the London Stadium against Slaven Bilic's West Ham United.