Matt Affleck opened to 57,000 from the cutoff and Sergey Rybachenko made the call from the big blind.
Rybachenko checked the flop before Affleck fired out 85,000. Rybachenko moved all in for 226,000 and Affleck made the call.
With Rybachenko in the lead, he would still need to fade an eight or any diamond to remain in the tournament.
The on the turn changed little, and when the landed on the river, Rybachenko doubled through to 580,000 as Affleck slipped to 2,665,000 in chips.