Summary
Mark Williams, a three-time champion and the oldest player to reach a World Championship final at 50, defeated world number one Judd Trump 17-14. Trailing 7-3 early, Williams rallied to level at 8-8 and then secured his victory with strong performances over two sessions, including a superb 100 break. Williams will face Zhao Xintong in the final, marking the first time two left-handed players compete for the title, with the match starting on Sunday at 13:00 BST, live on BBC Two.