Snooker: World Championship2019Day 4, Morning SessionBBC Two Duration: 3 hoursFirst broadcast: Tue 23rd Apr 2019, 10:00 on BBC Two EnglandLatest broadcast: Tue 23rd Apr 2019, 12:00 on BBC Scotland HDSeema Jaswal introduces live coverage from Sheffield’s Crucible Theatre where the Rocket, Ronnie O’Sullivan, aims to book his place in the last 16.ContributorsPresenter:Seema JaswalCommentator:Steve DavisCommentator:Ken DohertyCommentator:Peter EbdonCommentator:Stephen HendryCommentator:Alan McManusCommentator:John ParrottCommentator:Dennis TaylorCommentator:John VirgoGenresSportSportSnookerBrandSnooker: World ChampionshipSeriesSnooker: World Championship: 2019 Source: BBC Online