Snooker: World Championship2012Day 14, Part 2BBC Sport Duration: 1 hourFirst broadcast: Fri 4th May 2012, 13:00 on BBC HDLatest broadcast: Fri 4th May 2012, 13:00 on BBC Two EnglandSemi-final action continues, with eight frames to be played this afternoon.ContributorsPresenter:Hazel IrvinePresenter:Rishi PersadParticipant:Steve DavisParticipant:Ken DohertyParticipant:John ParrottParticipant:Stephen HendryCommentator:Dennis TaylorCommentator:Willie ThorneCommentator:John VirgoGenresSportSnookerBrandSnooker: World ChampionshipSeriesSnooker: World Championship: 2012 Source: BBC Online