Having already agreed a pre-contract, Kieran Tierney is certain to make a return to Celtic in the summer, when his contract with Arsenal is set to run out. Despite that, he has be

Celtic will sign Kieran Tierney as a free agent next summer, when his contract at Arsenal runs out. A pre-contract agreement is already in place. It is believed that the club had tried to bring that move forward by signing him on loan in the winter itself but the Premier League team were not ready to let the left-back leave.

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