Mark Williams v Zhao Xintong LIVE: Zhao builds healthy overnight lead in World Snooker Championship final / Judd Trump makes complaint after Mark Williams loss and tells chiefs 'stamp it out' / Mark Williams explains why he was gunning for Judd Trump revenge after losing PS300k / Judd Trump complains to referee in Mark Williams clash as tension builds / Judd Trump punishes Mark Williams errors to gain upper hand in semi-final clash / Mark Williams may have to cancel surgery after winning John Higgins decider / John Higgins leads Mark Williams after first session of Crucible quarter-final / Mark Williams to undergo surgery to prolong career after problem causes havoc / Mark Williams takes swipe at Stephen Hendry over new cue criticism