The buildup to the summer transfer window has now begun, with rumours and speculation continuing to swirl as Barcelona eye possible reinforcements.

The Spanish champions spent big on Antoine Griezmann during the summer but missed out on a big-name striker in January, leading to speculation that they could splash the cash again when the window reopens.

Here, Sports Mole rounds up the latest transfer news from the Camp Nou.

Wednesday morning's headlines:

Release clause of Inter Milan forward Lautaro Martinez expires
The release clause of Inter Milan forward Lautaro Martinez expired on Tuesday, effectively making it harder for Barcelona to sign the Argentina international. Read more.

Barcelona 'contact Tottenham Hotspur over Ndombele, Sessegnon swap deals'
Barcelona make contact with Tottenham Hotspur over proposed player-plus-cash deals for Tanguy Ndombele and Ryan Sessegnon, according to a report. Read more.

Manchester City, Juventus join Adama Traore race?
Manchester City and Juventus have reportedly join the race to sign Wolverhampton Wanderers forward Adama Traore, who is said to be wanted by Liverpool and Man United. Read more.

Manchester United 'to rival Liverpool for Adama Traore'
Wolverhampton Wanderers winger Adama Traore is reportedly a target for Manchester United as the Red Devils prepare to admit defeat in their pursuit of Jadon Sancho. Read more.

Inter Milan sponsor vows to help fund deal for Barcelona star Lionel Messi
Marco Tronchetti, the chief executive of Pirelli, says that the tyre company will "help" fund Inter Milan's move for Barcelona superstar Lionel Messi. Read more.