"The 6′ 6" goalkeeper enjoyed a successful campaign in Russian Federation, starting in all seven Red Devils matches while keeping three clean sheets as his country secured third place, their best finish yet in the tournament.
At this point, selling Courtois and at least receiving compensation in return would seem a whole lot better than potentially losing him to free come next summer.
With Courtois edging closer to the Stamford Bridge exit door, Chelsea are preparing to rival Liverpool's bid for Brazil goalkeeper Alisson.
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It is claimed that Cech, 36, who spent 11 years at Chelsea before being sold to the Gunners in 2016, is being considered as a possible signing along with Leicester's Kasper Schmeichel.
Currently, the Belgian still has 24 months to go on his contract and the Blues have offered him KSh 39.9 million-a-week deal to extend his stay at Stamford Bridge.
For Chelsea, the primary target now should be a replacement for Courtois.
Hazard opened the door for speculation on his future to swing wide open after the World Cup too when he said that "it might be time to discover something different". He is keen on linking up with his children in Madrid and has been pushing for a move.
The experienced goalkeeper joined Arsenal in a deal believed to be worth £10 million. "I would be very surprised if Chelsea didn't have big offers for him right now", Martinez was quoted as saying.