He has cited fatigue and stress
Ronnie O'Sullivan has withdrawn from this week's Champions of Champions tournament in Bolton, citing fatigue and stress.
O'Sullivan competed in the International Championship in China last week, his first tournament after missing the Northern Ireland Open for a medical issue.
The seven time world champion was due to play tomorrow against Zhang Anda, who beat O'Sullivan in the semi-finals in China and went on to win the tournament.

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