07-12-2009 07:55 UTC-12 Four-Bet Works for Shak Copy link Share on Twitter Share on Facebook donpeters Abraham Mourshaki raised to 23,000 from middle position before John Martin reraised to 60,000 from the cutoff seat. Dan Shak then four-bet to 260,000. Both his opponents folded and Shak showed pocket aces, moving up to 445,000. Tags: Abraham MourshakiDan ShakJohn Martin