The midfielder is a major doubt for the Scottish Premiership side's Champions League clash.
Welcome to this morning's transfer round-up. This edition features 'Blaise Matuidi linked to Manchester United again' and 'Tottenham said very interested in Pau López Sabata' plus more, so delve in below.
West Ham are reportedly keen on Palermo star Achraf Lazaar.
Manchester United, Liverpool and Burnley are said to be on alert, following Leeds United defender Charlie Taylor's transfer request.
Sunderland boss David Moyes has admitted he held talks with Celtic.
Grant Ward has left Tottenham Hotspur to join Ipswich Town in the summer transfer window.
Daryl Janmaat has been linked with a move away from Newcastle United in the summer transfer window.
Pablo Hernandez is a Leeds United player.
Psychologist Angela Duckworth says having "grit" is key to getting ahead. She outlines four traits that mentally strong people share.
West Ham United are set to play their first ever game at the Olympic Stadium on Thursday night and one of their new signings has been having his say.
The Tottenham Hotspur striker has been out with an injury, but the 19-year-old demonstrated against Manchester City that it hasn't impacted his goalscoring run.
Arsenal scraped past Swansea City at the Emirates Stadium.
Liverpool hasn't ruled out Georginio Wijnaldum and Adam Lallana from playing a part in Monday's game
Chelsea were comfortable winners over Leicester City on Saturday.
Celtic will face Motherwell at Celtic Park in the Scottish Premiership this weekend.
London is still exerting its magnetic pull.
The former Arsenal midfielder is backing victories for his old side and Liverpool, who face Manchester United on Monday.
The former Hull City boss was appointed as Aston Villa manager yesterday.
'Whatever you do, my friend, don’t retire by accident'.
Arsenal and Swansea City will face each other in the Premier League this weekend.