Barry Hearn: World Snooker set to demonstrate an “unbelievable standard”

World Snooker promoter Barry Hearn says players have made “amazing improvement” over 40 years of the top international competition. Over seventeen days, 32 players will compete for the coveted World Snooker title at Sheffield’s Crucible Theatre with Hearn predicting “a huge number of century breaks”. Azz Mohammed reports for Sheffield Live!