13:15Snooker: The Masters2017Semi-Final: Marco Fu v Ronnie O'SullivanBBC Two Duration: 3 hours, 5 minutes Sat 21st Jan 2017, 13:15 on BBC One North East & CumbriaHazel Irvine introduces live coverage of the first semi-final at the 2017 Masters, featuring Marco Fu and Ronnie O'Sullivan. The match is the best of 11 frames.GenresSportSnookerBrandSnooker: The MastersSeriesSnooker: The Masters: 2017 Source: BBC Online