Kevin MacDonald raised to 150,000 from the small blind and Maria Konnikova pushed forward a three-bet to 600,000 out of the big blind. MacDonald announced all in for 1,600,000 and Konnikova snapped him off.

Maria Konnikova:
Kevin MacDonald:

MacDonald was in danger of being eliminated and the when the board ran out , Konnikova made a straight to make this a heads-up duel.