England midfielder Richardson became Sunderland manager Keane´s fourth summer signing when he moved to the Stadium of Light for an undisclosed fee.
Richardson said: "It´s an exciting move for me. I know all about Roy Keane and I´m looking forward to playing for his team. Sunderland is a big club and it´s a great move for me."
© Copyright PA Sport 2007, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: https://www.givemesport.com/writeforgms