YORK, England (AP) — Still feeling the effects of the coronavirus, a top snooker player fell asleep in the middle of his match in one of the most prestigious events in the sport.

"My head went down and I woke up and I didn't have a clue where I was," Mark Williams said after his loss to Anthony Hamilton in the UK Championship late Sunday.

Williams, a three-time world champion and one of snooker's most charismatic players, was in his chair and in the lead at 3-2 when he nodded off while Hamilton was at the table.

The 46-year-old Williams said he was "just shattered," having just returned to act...