William Hill Rugby League

We're down to the last four in this year's Challenge Cup and the semi-final line-up sees the Leeds Rhinos take on St Helens and Hull KR face the Warrington Wolves. William Hill Radio's Mark Walton is joins by William Hill In-Play Trading Manager, Mark Lightfoot, to look ahead to the action. They preview both games and offer up their best bets for this weekend's ties. Enjoy. http://serve.williamhill.com/promoRedirect?member=audiobooUK&campaign=DEFAULT&channel=will_rugbyleague&zone=1477001155&lp=0