Ronnie O'Sullivan has pulled out of the Unibet British Open, which starts today in Cheltenham.
He was due to face Manasawin Phetmalaikul at 7pm on Monday. O'Sullivan has ben replaced by Lewis Ullah, the highest available player from the 2024 Q School ranking list.
The tournament at the Centaur Arena at Cheltenham Racecourse runs until September 29.