BBC Sport - World Championship 2017: Liang error hands Ding decider & QF place

Liang error hands Ding deciding frame

2016 finalist Ding Junhui beats Liang Wenbo 13-12 after his Chinese compatriot makes a mistake in the deciding frame of their second-round match, setting up a world championship quarter-final with five-time champion Ronnie O'Sullivan in Sheffield.

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