“Also, the style of play they have, he will complement the other players they have at the back. If the money is right Celtic will listen I would think.”

GLASGOW, SCOTLAND – JULY 24: Kristoffer Ajer of Celtic celebrates scoring the opening goal of the game during the UEFA Champions League Second Qualifying round 1st Leg match between Celtic v Nomme Kalju FC at Celtic Park on July 24, 2019 in Glasgow, Scotland. (Photo by Mark Runnacles/Getty Images)