Arsenal block January transfer exit as Mikel Arteta stamps his authority Arsenal won't allow Kieran Tierney to join Celtic until the summer - despite the player agreeing terms on a January move.
Hoops boss Brendan Rodgers revealed this week that he hoped to bring Tierney in before deadline day on Monday, February 3, but Arsenal's decision will instead see him complete his homecoming in July.
The Telegraph report that Scotland international Tierney will be part of the Gunners' push for the Premier League title and their run throughout the Champions League knockout phase.
Tierney, 27, has been made to wait on return his emotional return to Glasgow, with Gunners boss Mikel Arteta keen to keep him as a option for the second half of this season.
Celtic recently cut short left-back Alex Valle's loan from Barcelona, with Rodgers hoping to add Tierney to his squad before Monday's 11pm deadline.
