Celtic left-back Emilio Izaguirre is out of contract next summer and his dreadful Europa League performance against Valencia could seal his fate.
Brendan Rodgers’s Celtic will take on Kilmarnock at Celtic Park today.
Celtic were linked with a move to sign McCarthy from Everton.
Scottish Premiership champions Celtic loaned left-back Miller out to Championship title chasers Ayr United in the January transfer window.
Celtic full-back Emilio Izaguirre could be set for a spell on the sidelines.
Glasgow Rangers got back on track, with the Ibrox side claiming a 3-0 victory to stay within three points of their rivals.
Celtic need to sign back-up to Kieran Tierney sooner rather than later.
Izaguirre has struggled since returning to Celtic in the summer.
Emilio Izaguirre had a bit of a shocker for Celtic on Boxing Day.
Emilio Izaguirre endured a bit of a shocker for Celtic on Boxing Day.
Arsenal boss Mikel Arteta is said to be interested in snapping up Chelsea winger Willian.
The 23-year-old winger is only on loan at Leeds United.
Arsenal are reportedly in the mix for Victor Osimhen.
Liverpool sold Everton target Luis Alberto in 2016.
Tottenham Hotspur are said to be keen on signing Norwich City defender Max Aarons.
Arsenal and Tottenham Hotspur have been linked with the Brazilian winger.
Rangers took defender Joe Worrall on loan last season.
Premier League giants Arsenal pulled off a coup when they signed William Saliba from Ligue 1 strugglers St Etienne; will he be Mikel Arteta's number one?
Nicolas Pepe had a tough first season at Arsenal.
Charlie Adam left Liverpool in 2012.