Football Insider has been told by Keith Wyness that Newcastle will have a "big, big problem" in contract renewal talks with Alexander Isak.

As the January transfer window reaches its conclusion, Newcastle United may still have a few deals up their sleeve, with tying down their talismanic striker being priority No. 1

Newcastle United are reportedly still active in the January transfer window - with Alexander Isak's future also a key talking point

Against Southampton, Isak managed to display at least seven types of movement — it is this variety which is key to his game.

Arsenal are targeting Newcastle's star striker Alexander Isak this month. But should the Magpies even listen to their offer?

Newcastle United are planning to reward Alexander Isak with a new long-term contract this summer, according to The Telegraph’s Luke Edwards. The club is “adamant the striker is not for sale at any price” and intends to secure his services for the foreseeable future, Edwards reported following Saturday’s win over Southampton.

Alexander Isak is up there with Newcastle United royalty and could yet get past Alan Shearer at the top of the pile

Newcastle United manager Eddie Howe called striker Alexander Isak outstanding on Saturday after his two goals against Southampton put the Sweden international firmly in the race for the Premier League golden boot.

Newcastle striker Alexander Isak’s scoring run is over. The Sweden international had scored in eight straight games before failing to find the net in Newcastle’s 4-1 loss to Bournemouth.

Alexander Isak is still the subject of transfer interest despite Newcastle United placing a British record price tag on their striker before the winter window opened

Arsenal and Liverpool are expected to be in the transfer market this summer as they look for goal-scoring options. The Premier League’s title challengers are expected to have a number of mutual targets with Newcastle United forward Alexander Isak seemingly an attractive option for both clubs.

Alexander Isak led an excellent attacking display by Newcastle as his two goals helped to beat Southampton 3-1 at St Mary’s to maintain their Champions League push. Newcastle’s top scorer was on the scoresheet for the ninth game in 10 in the Premier League,