League One rumours: €2m Sunderland defender clause | Leeds defender deal OFF | Updates on Portsmouth, Luton

And reports today offer a revealing look into the supposed details of a Sunderland player's exit.

LIVE: Transfer latest from the Stadium of Light in our live blog

Elsewhere, there are updates on a host of other teams from around the third tier as the new season grows ever nearer.

Here's the rumours doing the rounds today:

Sunderland defender Lamine Kone is set to sign a season-long loan deal with Ligue 1 side Strasbourg - and reports from France suggest that a €2m clause will be added to the loan switch which gives the French side the option to make the deal permanent (L'Equipe)

REVEALED: How many tickets Sunderland have sold for Charlton clash

West Brom are in 'advanced talks' over a deal for Luton Town full-back Jack Stacey, who could be available for around £750,000 (Birmingham Mail)

Fleetwood Town boss Joey Barton has rubbished rumours linking the club with a move for Leeds United left-back Laurens De Bock (Fleetwood Today)

Brighton & Hove Albion midfielder Richie Towell has been linked with a loan switch to Portsmouth, although it is thought that Championship side Rotherham remain 'in the driving seat' as they look to seal a deal (Sheffield Star)

READ: Jack Ross provides update on Sunderland striker search and Charlie Wyke

Walsall have been linked with a swoop for Manchester United defender Regan Poole as they frantically search for some cover at centre back (Express & Star)

Darragh MacAnthony has accused Mansfield Town of 'lying' over a proposed deal to bring striker Danny Rose to Peterborough, claiming that the Stags used the League One side to increase interest in the striker (Peterborough Telegraph)

Coventry City have given up in their pursuit of Portsmouth striker Conor Chaplin and will now turn their attentions to other targets (Coventry Telegraph)