Former world champion Ken Doherty is on the brink of exiting the Betfred World Snooker Championships in the final qualifying round.
oherty, who lifted the title in 1997, trails Mark Davis 8-1 after the first session of their third-round qualifier at Ponds Forge in Sheffield.
The 45-year-old faces an uphill battle to avoid becoming the third Crucible winner to crash out this week, with Peter Ebdon and Steve Davis having lost in the second round.
Graeme Dott, another former champion, must come from behind on Wednesday to book his place in the main draw as he trails world number 52 Yu Delu 5-4.
Elsewhere, former world championship runner-up Matthew Stevens leads Joe Swail 5-4 as he bids for a first Crucible appearance since 2013.