The transfer window is open! Clubs around the UK and Europe are getting business done as they look to give themselves the best possible chance at success in the new season.

Tuesday morning's headlines:

Brighton & Hove Albion offered Arsenal outcast Mathieu Debuchy?
Brighton & Hove Albion have reportedly been offered Arsenal right-back Mathieu Debuchy, who played just 16 minutes of Premier League football last season. Read more.

Chelsea 'closing in on £30m deal with Atletico Madrid for sale of Diego Costa'
Chelsea and Atletico Madrid are reportedly close to agreeing a £30m deal for Diego Costa. Read more.

Monaco 'reject two bids from Liverpool for Thomas Lemar'
Monaco reportedly turn down two bids, one of which is around £68.4m, from Liverpool for Thomas Lemar. Read more.

Chelsea agree £28m fee with Leicester City for Danny Drinkwater?
Chelsea reportedly agree a £28m fee with Leicester City for midfielder Danny Drinkwater. Read more.

France boss Didier Deschamps 'confirms Kylian Mbappe is leaving Monaco'
France boss Didier Deschamps effectively confirms that Kylian Mbappe is leaving Monaco to join Paris Saint-Germain. Read more.

Manchester City's Jason Denayer 'still wanted by Galatasaray'
Galatasaray are reportedly still keen to sign Manchester City defender Jason Denayer, who spent the 2015-16 season on loan at the Turkish outfit. Read more.

Arsenal 'deny reports Alexis Sanchez has submitted transfer request'
Arsenal reportedly deny rumours that Alexis Sanchez has put in a transfer request in order to force through a move before the end of the window on Thursday. Read more.

Croatia boss Ante Cacic: 'Ivan Perisic happy at Inter Milan'
Croatia boss Ante Cacic seemingly closes the door on Manchester United's chances of signing Inter Milan attacker Ivan Perisic. Read more.

Middlesbrough 'launch £2m Marvin Johnson bid'
Middlesbrough reportedly make a £2m bid for Oxford United attacker Marvin Johnson, who has previously been linked with Leicester City. Read more.

Celtic re-sign Patrick Roberts on loan
Celtic re-sign 20-year-old attacker Patrick Roberts on loan from Manchester City for the remainder of the season. Read more.

Robert Fernandez: 'Two more could arrive at Barcelona'
Barcelona sporting director Robert Fernandez claims that the Spanish giants could sign two more players before the end of the month. Read more.

Phil Brown: 'Carlton Cole has disappeared'
Southend United boss Phil Brown says that Carlton Cole will not be joining the League One club after 'disappearing off the face of the earth'. Read more.

Everton 'consider Kenneth Zohore swoop'
Everton reportedly weigh up a move for Cardiff City forward Kenneth Zohore in the latter stages of the transfer window. Read more.

Swansea City 'in hunt for Renato Sanches'
Swansea City reportedly make an attempt to sign Bayern Munich midfielder Renato Sanches on loan. Read more.

Kevin Wimmer 'passes Stoke City medical'
Austrian centre-back Kevin Wimmer reportedly passes his medical with Stoke City ahead of a £15m move to the Britannia Stadium. Read more.

Jeremie Boga joins Birmingham City on loan
Chelsea attacker Jeremie Boga joins Championship side Birmingham City on loan for the remainder of the 2017-18 campaign. Read more.

Chelsea 'agree £35m Alex Oxlade-Chamberlain deal'
Chelsea reportedly agree a £35m deal with Arsenal for the transfer of England international Alex Oxlade-Chamberlain. Read more.

Newcastle United 'prepare Vidar Orn Kjartansson swoop'
Newcastle United reportedly prepare a move for Maccabi Tel Aviv forward Vidar Orn Kjartansson ahead of the close of the transfer window. Read more.

Jean-Michael Seri blasts Nice for failed move
In-demand midfielder Jean Michael Seri blasts Nice for not allowing him to leave the French club this summer. Read more.

Report: West Ham United defender Jose Fonte on Crystal Palace radar
Crystal Palace manager Frank de Boer is reportedly looking to make a bid for West Ham United and Portugal defender Jose Fonte. Read more.

Report: Manchester City offer Arsenal £70m plus player for Alexis Sanchez
Manchester City will reportedly make Arsenal an offer of £70m plus Jason Denayer in exchange for Alexis Sanchez. Read more.

Report: Liverpool agree club-record deal for RB Leipzig midfielder Naby Keita
Liverpool reportedly agree a club-record deal to sign RB Leipzig midfielder Naby Keita, with the Guinean believed to be joining the Reds next summer. Read more.

West Bromwich Albion winger Jonathan Leko joins Bristol City on loan
Bristol City confirm the signing of West Bromwich Albion and England Under-19 winger Jonathan Leko on a season-long loan. Read more.

Ousmane Dembele joins Barcelona for club-record fee
Barcelona confirm the signing of Borussia Dortmund forward Ousmane Dembele for an initial £96.8m fee, potentially rising to £135.5m. Read more.

Report: Tottenham Hotspur close to signing Argentina youngster Juan Foyth
Estudiantes and Argentina Under-20 defender Juan Foyth is believed to be on his way to Tottenham Hotspur after the two clubs reportedly agreed a deal for the 19-year-old. Read more.

Borussia Dortmund sign Ukraine winger Andrey Yarmolenko from Dynamo Kiev
Borussia Dortmund announce the signing of Ukraine international Andrey Yarmolenko from Dynamo Kiev on a four-year contract for an undisclosed fee. Read more.

Fulham 'launch bid for Bjorn Engels'
Fulham reportedly join Stoke City in the race to sign Club Brugge centre-back Bjorn Engels. Read more.

Swansea City 'to offer £13m for Wilfried Bony'
Swansea City prepare a £13m bid for Manchester City forward Wilfried Bony, according to a report. Read more.

Barcelona 'want Marcus Rashford next summer'
Barcelona will make a big-money move for Manchester United forward Marcus Rashford next summer, according to a report. Read more.

West Bromwich Albion 'make £10m Josef de Souza bid'
West Bromwich Albion reportedly make a £10m bid for Fenerbahce midfielder Josef de Souza. Read more.

Ronald Koeman explains Kevin Mirallas absence
Everton boss Ronald Koeman reveals that an 'attitude problem' saw Kevin Mirallas dropped from the squad to face Chelsea at the weekend. Read more.

Zinedine Zidane: 'We rely on Gareth Bale'
Real Madrid boss Zinedine Zidane insists that Gareth Bale is still a key part of his plans at the Bernabeu, despite more speculation surrounding the Welshman. Read more.

Chelsea 'confident of Danny Drinkwater deal'
Chelsea are confident of striking a deal for Leicester City midfielder Danny Drinkwater before the end of the month, according to a report. Read more.

Thierry Henry questions Alexis Sanchez's Arsenal future
Former Arsenal striker Thierry Henry questions why Alexis Sanchez would want to stay at the Emirates Stadium following Sunday's 4-0 defeat to Liverpool. Read more.

Ravel Morrison 'offered Mexico move'
Mexican side FC Atlas reportedly make an approach to sign Lazio's controversial midfielder Ravel Morrison. Read more.

Leicester City 'launch £23m bid for Jonny Evans'
Leicester City reportedly make a £23m bid for West Bromwich Albion centre-back Jonny Evans, who is also wanted by Manchester City. Read more.

Ousmane Dembele "very happy" with Barcelona move
French attacker Ousmane Dembele reveals that he has 'fulfilled a dream' in making the move to Barcelona. Read more.