Sunderland manager Roy Keane was on Tuesday stepping up his search for a top-class striker.

It is understood Keane, who on Monday withdrew the club´s offer for Preston´s David Nugent, then turned his attention to Tottenham hitman Jermain Defoe.

However, after being given no encouragement by the player, he is having to think again.

© 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: http://gms.to/writeforgms