Celtic signed Scott Sinclair from Aston Villa in the January transfer window.
Celtic youngster Jamie McCart is currently on loan at Inverness Caledonian Thistle.
Celtic signed Eboue Kouassi from Krasnodar in the January transfer window.
Are Celtic at risk of losing the 26-year-old in the January window?
Rangers are 14 points behind their Old Firm enemies and Walker says the gap could increase further.
Brendan Rodgers’s Celtic will face Motherwell away from home in the Scottish Premiership this afternoon.
Celtic appointed Brendan Rodgers as the manager in the summer.
Mark Warburton’s Glasgow Rangers will face Partick Thistle away from home in the Scottish Premiership this afternoon.
Andy Walker has commented on Moussa Dembele's display against Barcelona.
Mark Warburton’s Glasgow Rangers will face Ross County away from home in the Scottish Premiership on Sunday.