Disgraced snooker ace Chang Bingyu walked away with a whopping £172,000 for his efforts in World Championship qualifying , despite failing to book his spot in the main draw. The Chinese potter was up against former Crucible champion Luca Brecel when he compiled a maximum 147 break. The World Snooker Tour had been dangling the bumper bonus in front of players for achieving two 147 breaks across the World Championship, UK Championship, Masters and Saudi Arabia Masters throughout the season. A £