Snooker: World Championship2012Day 1, Part 3BBC Sport Duration: 1 hourFirst broadcast: Sat 21st Apr 2012, 16:30 on BBC HDLatest broadcast: Sat 21st Apr 2012, 16:30 on BBC Two EnglandHazel Irvine introduces continued coverage from Sheffield as the 2010 champion, Australia's Neil Robertson, starts his World Championship campaign.ContributorsPresenter:Hazel IrvineParticipant:Steve DavisParticipant:Ken DohertyParticipant:John ParrottCommentator:Neal FouldsCommentator:Terry GriffithsCommentator:Dennis TaylorCommentator:Willie ThorneCommentator:John VirgoGenresSportSnookerBrandSnooker: World ChampionshipSeriesSnooker: World Championship: 2012 Source: BBC Online