With just 15 days remaining in the summer transfer window, clubs are hard at work to seal moves before it slams shut for four months.

Sports Mole rounds up all of the headlines from Sunday's transfer news below.

Sunday's headlines:

Chelsea announce Baba Rahman capture
Augsburg defender Baba Rahman joins Chelsea for a fee thought to be in the region fo £20m. Read more.

Report: Manchester United's David de Gea to hand in a transfer request
A report in Spain claims that Manchester United's David de Gea is mulling whether or not to hand in a transfer request to force a move to Real Madrid. Read more.

Report: Nicolas Otamendi nearing Manchester City move
Valencia defender Nicolas Otamendi reportedly turns down a move to Manchester United in favour of a switch to rivals Manchester City. Read more.

Report: West Bromwich Albion join race to sign Manchester United's Jonny Evans
West Bromwich Albion join the race to Manchester United defender Jonny Evans, according to reports. Read more.

Report: Liverpool in Denis Cheryshev talks
Liverpool are reportedly in talks with Real Madrid over a £14.2m deal for Russian winger Denis Cheryshev. Read more.

Falkirk striker Botti Biabi "close" to Swansea City switch
Botti Biabi is nearing a move to Premier League side Swansea City, according to Falkirk manager Peter Houston. Read more.

Agent: Inter Milan must raise Ivan Perisic offer
The agent of Ivan Perisic claims that Inter Milan must give Wolfsburg a bigger offer for the winger. Read more.

Report: Newcastle United close in on Marseille winger Florian Thauvin
Newcastle United are reportedly on the verge of completing a move for 22-year-old Marseille winger Florian Thauvin. Read more.

Report: Arsenal to switch attention from Karim Benzema to Edinson Cavani
Arsenal are to move for Paris Saint-Germain striker Edinson Cavani if they fail to sign Karim Benzema, according to reports. Read more.

Report: Mateo Kovacic close to Real Madrid switch
Inter Milan midfielder Mateo Kovacic is reportedly closing in on a move to Real Madrid. Read more.

Report: Jermain Defoe wants to leave Sunderland, Bournemouth to make move
Bournemouth are reportedly keen on Sunderland striker Jermain Defoe as the 32-year-old is said to be looking for a way out of the Stadium of Light. Read more.

Report: Everton considering offer for Barcelona midfielder Alex Song
Reports in Spain suggest that Everton boss Roberto Martinez is considering a move for Barcelona midfielder Alex Song. Read more.

Aston Villa eye Benik Afobe?
A report claims that Aston Villa boss Tim Sherwood is hoping to sign Wolverhampton Wanderers centre-forward Benik Afobe. Read more.

Report: West Ham United showing interest in Tom Huddlestone
West Ham United are reportedly interested in signing Hull City midfielder Tom Huddlestone. Read more.

Bournemouth 'eyeing Adlene Guedioura move'
Crystal Palace midfielder Adlene Guedioura emerges as a target for newly-promoted Bournemouth, according to a report. Read more.