With Steve Rider , Suzi Perry and Craig Doyle.
1100, 4.00 World Superblkes Suzi Perry is in Valencia, Spain, for the opening two races of this year's World Superbikes championship. With title-holder Neil Hodgson moving over to the Moto GP circuit, a new champion is guaranteed for 2004. Charlie Cox and Steve Parrish commentate.
12.00 Rugby League Wlgan Warriors v Wldnes Vikings The Super League big guns enter the competition in the first of two Challenge Cup fourth-round ties introduced by Steve Rider (kick-off 12.10).
Wigan are a force to be reckoned with - they won the title in 2002, and made it to the final of last year's Super League. However, Widnes coach Neil Kelly 's side are in with a chance, as the Warriors are without key players Andy Farrell , Adrian Lam , Mick Cassidy and David Hodgson.
Commentary comes from Dave Woods and Martin Offiah.
2.00 Bradford Bulls v St Helens Saints The defending champions play host to St Helens in a repeat of the 2001 Challenge Cup final (kick-off 2.10).
The Bulls seem to be in unstoppable form, having added the World Club Challenge title to their 2003 Super League and Challenge Cup wins.
Saints coach Ian Millward will be hoping that new signings Maurie Fa'asavalu and Dom Feaunati can inspire his men against a side they beat twice last season. Ray French and Jonathan Davies commentate. This match can also be heard on 5 Live Sports Extra (digital only) from 2pm
4.45 Sport Plus Magazine looking at the week's big issues.
5.15 Martin Johnson Interview The recently retired England rugby captain reflects on his career. TV presentation (rugby) Alan Griffiths and Ken Burton ; Editor Lawrence Duffy
www.bbc.co.uk/sport