Kieran Tierney Arsenal exit U turn explained as Celtic bound star one of 6 pillars for 'unprecedented summer'
Tierney's emotional Celtic homecoming will have to wait until the summer and an Arsenal legend thinks he knows why ...
Mikel Arteta makes Kieran Tierney to Celtic in January feelings clear as firm Arsenal transfer stance escalates
A pre-contract has already been agreed - but the Scottish champions are keen to bring back their former star in this window ...