John Higgins has a 5-3 lead over Mark Williams in a quarter-final battle between two greats at the World Snooker Championship.
They'll resume their best-of-25 frame tie tonight.
In the morning's other match, Zhao Xintong has opened up a 6-2 advantage over Chris Wakelin.
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Ronnie O'Sullivan will take a 6-2 lead into the second session of his quarter-final.
The 7 time winner resumes his match against Si Jiahui tomorrow morning.
Judd Trump has a 5-3 advantage over Luca Brecel.
