With all eyes fixed on the January transfer market, clubs around the UK and Europe are already lining up potential mid-season moves.

Tuesday morning's headlines:

Juventus 'step up pursuit of Liverpool midfielder Emre Can'
Juventus reportedly step up their efforts to sign Liverpool midfielder Emre Can, who is out of contract at the end of the season. Read more.

Kieran Tierney extends Celtic stay after signing new six-year contract
Celtic full-back Kieran Tierney extends his stay at the Hoops after signing a new six-year contract with the current Scottish champions. Read more.

Pep Guardiola keen on reunion with Bayern Munich defender Joshua Kimmich?
Manchester City boss Pep Guardiola could reportedly make a transfer move to reunite himself with Bayern Munich defender and Germany international Joshua Kimmich. Read more.

Arsenal considering move for Napoli playmaker Jorginho?
Arsenal could look to make a move for 25-year-old Napoli playmaker Jorginho, according to a report in the press. Read more.

Radja Nainggolan: 'I never considered leaving Roma to join Chelsea'
Roma midfielder Radja Nainggolan claims that he did not consider leaving the Italian giants despite reportedly strong interest from Premier League champions Chelsea. Read more.

Agent: 'Talk of Iker Casillas to Liverpool is crazy'
The agent of Porto goalkeeper Iker Casillas laughs off suggestions that Liverpool may sign the legendary Spaniard in January. Read more.

Manchester City confident of Isco signing?
Manchester City are reportedly confident of signing Real Madrid midfielder Isco, despite the playmaker having recently penned a new contract. Read more.

Shanghai Shenhua 'want Tomer Hemed'
Shanghai Shenhua reportedly want to sign Brighton & Hove Albion forward Tomer Hemed, who will be out of contract next summer. Read more.

Athletic Bilbao 'hopeful' over Kepa Arrizabalaga contract
Athletic Bilbao president Josu Urrutia says that his club are 'hopeful' of finalising a new contract for goalkeeper Kepa Arrizabalaga. Read more.

Everton 'eye Sheffield United youngster Sam Graham'
Everton are interested in signing Sheffield United defender Sam Graham, according to a report. Read more.