Explained: The Swedish striker is determined to leave St James’ Park and Fifa’s amendments to article 17 give him an exit route next summer that would potentially cost Newcastle millions of pounds

The Magpies’ star striker Alexander Isak’s future remains very much up in the air. The 25-year-old Swede - who was the subject of a bid from Liverpool earlier in the transfer window - took to social media on Tuesday saying his relationship with Newcastle can’t continue alleging the club had broken promises over his future.

You've probably seen coverage of the Alexander Isak transfer saga, but you are probably far less familiar with a little-known FIFA rule called Article 17. It could be the key to unlocking Isak's future.

Isak Accuses Newcastle of "Broken Promises", Marshall Islands Joins International Play (8/20)

Liverpool defender Virgil van Dijk has named Newcastle United’s Alexander Isak as one of the Premier League’s stand-out strikers, adding fuel to the fire of his ongoing transfer saga.

Newcastle United have officially replied to Alexander Isak’s Instagram post, in which he accused the club of 'broken promises' and declared his desire to leave.In a statement published just hours