Mark Williams outlasts Wu Yize to make World Snooker Championship last-16
Welshman comes from behind for 10-8 victory Xiao Guodong completes 10-4 win over Matthew Selt Mark Williams was forced to dredge up every inch of his Crucible experience to sink rising Chinese star Wu Yize 10-8 and book his place in the last 16 of the World Snooker Championship for the 22nd time in his…