Why O'Sullivan faces battle to stay in world's top 16

BBC Sport reports Ronnie O'Sullivan faces a battle to stay in snooker's world top 16, raising the possibility he may not be a regular Crucible figure in future. The item is a single analysis piece.

Timeline

1. 20 Oct, 13:45 UTCFirst appeared on BBC Sport

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• Why O'Sullivan faces battle to stay in world's top 16BBC Sport