Preflop, Dean Bui raised to 20,000 from under the gun. Jason Mercier, from the big blind, moved all-in for his remaining 115,000. Bui called and showed pocket threes and was up against Mercier's . The board came giving Mercier a running flush. Bui is still alive but shortstacked down to 70,000 while Mercier is up to 280,000.