Ronnie O'Sullivan is out of the World Snooker Championship after a 13-10 defeat by Stuart Bingham in the quarter-finals. The Rocket was a huge favourite to progress in his bid for an eighth Crucible crown but came unstuck against the 2015 champion. It came amid a backdrop of controversy as the Rocket told referee Desislava Bozhilova to 'chill" as she urged him to play a shot'