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:

Arsene Wenger: 'Arsenal had no chance of keeping Alexis Sanchez'
Arsenal manager Arsene Wenger admits that the club had "no chance" of meeting Alexis Sanchez's contract demands prior to his imminent move to Manchester United. Read more.

Real Madrid 'open door for Cristiano Ronaldo exit'
Real Madrid president Florentino Perez reportedly tells Cristiano Ronaldo that he is free to leave the club at the end of the season, with Man Utd and PSG interested. Read more.

Alexis Sanchez 'pictured in Manchester United shirt'
A photo purporting to show Alexis Sanchez in a Manchester United kit and wearing the number seven shirt is leaked online ahead of the Chilean's imminent switch. Read more.

West Ham United 'reject £14m Swansea City bid for Andre Ayew'
West Ham United reportedly reject a £14m offer from Swansea City to re-sign striker Andre Ayew. Read more.

Mauricio Pellegrino hints at new Southampton arrivals
Southampton manager Mauricio Pellegrino suggests that he is hopeful of bringing in some new faces to the club within the next week. Read more.

Mauricio Pochettino quiet on Malcom interest
Tottenham Hotspur manager Mauricio Pochettino admits that he is "open to quality players" amid speculation linking his side with a move for Bordeaux winger Malcom. Read more.

Alexis Sanchez defends Manchester United move
Arsenal forward Alexis Sanchez retweets an article suggesting that he will be a "bargain" for Manchester United ahead of his imminent move to Old Trafford. Read more.

Alexis Sanchez 'completes Manchester United medical'
Arsenal forward Alexis Sanchez reportedly moves a step closer to completing his move to Manchester United as he passes his medical with the club. Read more.

Premier League trio linked with Bristol City star Joe Bryan
Everton, Newcastle United and Brighton & Hove Albion reportedly express interest in Bristol City star Joe Bryan. Read more.

Arsenal officials arrive in Germany to wrap up Pierre-Emerick Aubameyang deal?
Arsenal officials reportedly arrive in Germany to holds talks about Borussia Dortmund hitman Pierre-Emerick Aubameyang. Read more.

Manchester City 'eyeing Marco Asensio as Alexis Sanchez alternative'
Manchester City allegedly turn their attention to Real Madrid's Marco Asensio after missing out on Alexis Sanchez. Read more.

Stoke City 'lodge bid for Major League Soccer star Jack Harrison'
Stoke City reportedly table an offer for New York City FC star Jack Harrison. Read more.

Crystal Palace 'readying £7m bid for Peterborough United's Jack Marriott'
Crystal Palace allegedly weigh up a late bid for Peterborough United striker Jack Marriott. Read more.

Report: Chelsea interested in Burnley striker Ashley Barnes
Reigning Premier League champions Chelsea are considering a move for Burnley forward Ashley Barnes, according to a report. Read more.

Report: Southampton set aside £50m for Quincy Promes, Guido Carrillo swoop
Southampton reportedly set aside £50m for a double January swoop of Spartak Moscow winger Quincy Promes and Monaco forward Guido Carrillo. Read more.

Report: Tottenham Hotspur to resist Real Madrid world-record bid for Harry Kane
Tottenham Hotspur are adamant that Harry Kane will not be sold this summer even if they receive a world record bid from Real Madrid, according to a report. Read more.

Report: Alexis Sanchez undergoing medical at Manchester United
A report claims that Arsenal striker Alexis Sanchez is currently undergoing a medical at Manchester United ahead of a move to Old Trafford. Read more.

Report: Liverpool quote Southampton £50m for Daniel Sturridge
Southampton end talks with Liverpool over a move for Daniel Sturridge due to a £50m price tag slapped on the player by the Reds, according to a report. Read more.

Report: Arsenal to launch club-record bid for Pierre-Emerick Aubameyang
Arsenal will reportedly make Borussia Dortmund an offer for Pierre-Emerick Aubameyang which would exceed the club-record £52m paid to Lyon for Alexandre Lacazette. Read more.

Report: Besiktas defender Dusko Tosic on Everton, Leicester City radar
Everton and Leicester City are believed to be in pole position to sign Besiktas and Serbia defender Dusko Tosic. Read more.

Report: Liverpool, Inter Milan in talks over Daniel Sturridge move
Liverpool and Inter Milan are believed to be in talks over a prospective move to Italy for out-of-favour Reds striker Daniel Sturridge. Read more.

Real Madrid 'will pay £200m for Harry Kane'
Real Madrid are understood to be considering a £200m bid for Tottenham Hotspur striker Harry Kane, in an attempt to bring him to the Bernabeu as the world's most expensive player. Read more.

Samir Nasri offered to West Ham United by Antalyaspor?
West Ham United are reportedly offered the chance to sign former Manchester City midfielder Samir Nasri, who is expected to leave current club Antalyaspo. Read more.

Report: Roma want Manchester United defender Matteo Darmian on loan
Roma reportedly enter the race to sign Manchester United defender Matteo Darmian, but the Italian side are only interested in a temporary move for the full-back. Read more.

Tottenham Hotspur to swoop for Kevin Gameiro on loan from Atletico Madrid?
Tottenham Hotspur are understood to be chasing Atletico Madrid forward Kevin Gameiro this month, with a view to taking the Frenchman on loan until the end of the season. Read more.

Valencia to take Juan Mata in free transfer from Manchester United?
Valencia are allegedly prepared to bring Manchester United midfielder Juan Mata back to the club on a free transfer in the summer window. Read more.

Arsenal to battle with Manchester United for Lucas Moura?
Arsenal are reportedly ready to battle with Manchester United for the signature of Paris Saint-Germain winger Luca Moura. Read more.