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.

Friday morning's headlines:

Bayern Munich to extend Philippe Coutinho loan until end of season?
Bayern Munich are reportedly ready to extend the loan of Philippe Coutinho until August, allowing the Barcelona midfielder to feature in the Champions League. Read more.

Raul Jimenez 'flattered' by Liverpool, Manchester United talk
Wolverhampton Wanderers striker Raul Jimenez welcomes suggestions that the likes of Liverpool and Manchester United want to sign him. Read more.

Barcelona's Lautaro Martinez talks stall?
Barcelona's talks with Inter Milan over a potential summer deal for Lautaro Martinez stall, according to a report. Read more.