Sunderland boss Keane chasing old Man Utd pal Butt

Keane played together with Butt at Manchester United.

The certain arrival of Steve Sidwell at Newcastle, the Toon will let Butt go.

A Sunderland source told News of the World: “Roy knows Nicky’s game inside out and really wants a midfielder with top experience. Roy believes he still has a lot to offer and knows a Sidwell-to-Newcastle deal could make it happen.”