Mark Davis is struggling in his final World Championships qualifier . The 1997 world champion trails Ken Doherty 8-1 after the first session . Graeme Dott must also spark a comeback at 5-4 down to Yu Delu .
Ken Doherty is struggling in his final World Championships qualifier . The 1997 world champion trails Mark Davis 8-1 after the first session . Graeme Dott must also spark a comeback at 5-4 down to Yu Delu .