The teenage sensation has lit up European football this season with his emphatic run of goalscoring form.
Haaland has scored 28 goals in 22 games Red Bull Salzburg so far this season, making him one of the deadliest strikers on the planet.
It's reported that Leipzig boss Julian Nagelsmann has been in contact with the player regarding a move.
However, according to the Daily Mail, it's Manchester United Ole Gunnar Solskjaer has made a more personal call by flying to Salzburg.
The pair's existing relationship has been cited as a potential deal-breaker for United as they try and fend off the competition for Haaland's signature.
Erling's father Alfe Inge Haaland, who played for a number of English clubs, has refused to fuel the fire of speculation surrounding his son.
He told Norwegian newspaper VG: "I hope you understand that I cannot comment on all the rumours that are going on at the moment."
It's believed Haaland has a release clause in his contract that is active in January, but whoever signs him may well loan him back to Salzburg till the end of the season.
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