Thomas Partey is flying to London as Arsenal look to complete their £45 million (€50m/$58m) deal for the Atletico Madrid midfielder ahead of Monday’s 11pm transfer deadline.
The Gunners have been working throughout the day on the transfer after they informed La Liga - who hold Partey’s registration - that they will be paying his release clause.
With the way transfers work in Spain regarding players with release clauses in their contract, Arsenal did not have to negotiate with Atletico Madrid over the deal.
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But Goal has learnt that Atletico have now been notified by La Liga that the Gunners have triggered the clause for the 27-year-old.