Former Middlesbrough manager Aitor Karanka is said to have been eyeing reunions with the pair at Nottingham Forest.
Nottingham Forest are thought to be working on a deal to sign Middlesbrough's Grant Leadbitter.
Nottingham Forest have been linked with a move for Middlesbrough's Grant Leadbitter.
Aitor Karanka wants a reunion with Middlesbrough duo Adam Clayton and Grant Leadbitter at his new Championship employers Nottingham Forest.
The former Middlesbrough boss joined Nottingham Forest a week ago.
Aitor Karanka worked wonders at Middlesbrough alongside Grant Leadbitter - but could they repeat the trick at Sunderland?
Sunderland wanted to re-sign Grant Leadbitter from Middlesbrough in the summer - but did not push the boat out with no offers arriving for Didier Ndong.
Sunderland missed out on a reunion with former academy graduate Grant Leadbitter in the summer as Middlesbrough refused to sell.
Sunderland have been linked with a move to re-sign Middlesbrough midfielder Grant Leadbitter.
Sunderland are said to be interested in snapping up Middlesbrough midfielder Grant Leadbitter.