Masters: Ronnie O'Sullivan books quarter-final berth with tense victory over Mark Williams

Ronnie O'Sullivan emerged victorious from his first significant match following a break from professional snooker with an eventful 6-5 win over Mark Williams in the first round of the 2016 Masters. The Rocket took to the baize at Alexandra Palace having not lifted a cue in a major tour event since suffering a surprise defeat to Stuart Bingham at the quarter-final stage of the World Championship nine months ago. The 40-year-old, who last won this event in 2014 with a 10-4 thrashing of Mark Selby,