The transfer window is open! Clubs around the UK and Europe have one final chance to strengthen their squads for the second half of the season.

Monday morning's headlines:

Football rumours from the media
Andy Carroll, Ashley Cole and Frenkie De Jong make the headlines on Monday. Read more.

Manchester United trigger Matteo Darmian extension?
Juventus's hopes of signing Matteo Darmian on a free are reportedly scuppered as Manchester United have taken up the option of a 12-month extension in his contract. Read more.

Kylian Mbappe refuses to rule out move to Real Madrid
Paris Saint-Germain forward Kylian Mbappe says that "you never know" when probed about a future move to Real Madrid. Read more.

Report: Arsenal locked in a battle for Gelson Martins
A report claims that Portuguese forward Gelson Martins could be offered a route out of Atletico Madrid by Arsenal or Monaco. Read more.

Eden Hazard 'rules out January switch to Real Madrid'
Chelsea forward Eden Hazard allegedly rules out a move to Real Madrid in January as he wants to end what could be his last season at Stamford Bridge on a high. Read more.

Alvaro Morata 'completes move to Atletico Madrid'
Alvaro Morata's move from Chelsea to Atletico Madrid will be formally announced on Monday, according to a report. Read more.

Gennaro Gattuso "accepts" Gonzalo Higuain's decision to join Chelsea
Genaro Gattuso is resigned to losing Gonzalo Higuain to Chelsea after revealing that the striker has been dropped for Monday's Serie A trip to Genoa. Read more.

Celtic, Rangers after Wigan Athletic ace Nick Powell?
Wigan Athletic attacking midfielder Nick Powell is a rumoured target for bitter rivals Celtic and Rangers. Read more.

Report: Leeds United plot £20m swoop for Real Valladolid duo
Leeds United could further strengthen their squad with the addition of Toni Villa and Ruben Alcaraz from Real Valladolid, according to a report. Read more.

Watford, Aston Villa 'attempting to snap up Harry Arter'
A report claims that Watford and Aston Villa are looking to sign Harry Arter, who has spent the first half of the season on loan at Cardiff City from Bournemouth. Read more.

Arsenal to appoint Marc Overmars as technical director?
Ajax transfer chief Marc Overmars is reportedly being eyed up for a return to Arsenal, 19 years after leaving the club. Read more.

Denis Suarez 'drops Arsenal hints'
Denis Suarez likes a series of Arsenal-related posts on social media amid suggestions that the Barcelona midfielder is nearing a move to the Gunners. Read more.

Marko Arnautovic's China move 'falls through'
Guangzhou Evergrande pull the plug on a proposed £45m deal for West Ham United attacker Marko Arnautovic, according to a report. Read more.

Juventus 'keen to land Matteo Darmian'
Manchester United defender Matteo Darmian could join Juventus before the end of the month, according to a report. Read more.

Gonzalo Higuain's Chelsea wages revealed?
Gonzalo Higuain will pocket £270,000 a week when he joins Chelsea on loan from Juventus, according to a report. Read more.

Everton 'to move for Michy Batshuayi next week'
Everton will launch a £40m bid for Chelsea forward Michy Batshuayi next week, according to a report. Read more.

Manchester City 'to make Sebastian Rudy loan bid'
Manchester City consider a loan offer for Schalke 04 midfielder Sebastian Rudy, according to a report. Read more.

Manchester City 'desperate to land Barcelona teenager'
Manchester City boss Pep Guardiola wants to sign Barcelona youngster Jorge Alastuey, according to a report. Read more.

Callum Hudson-Odoi 'to reject latest Chelsea offer'
Callum Hudson-Odoi will reject Chelsea's contract offer of £85,000 a week in order to push through a move to Bayern Munich, according to a report. Read more.

Arsenal 'keen to sign Hirving Lozano'
Arsenal are keen to sign PSV Eindhoven attacker Hirving Lozano, according to a report. Read more.

Manchester United 'not giving up on Eder Militao'
Manchester United are still in the hunt for Porto defender Eder Militao despite Real Madrid's interest, according to a report. Read more.

Real Madrid 'eye Bernardo Silva move'
Real Madrid are keen to land Manchester City attacker Bernardo Silva at the end of the season, according to a report. Read more.