Sara Doran Vs. Harris Cohen Vs. Ana Catalina Posada, show # 5642.

Contestants: Karthik Balasubramanian, a biomedical engineer from Gwynedd Valley, Pennsylvania Shelly Mills, an administrative assistant from Kirkland, Washington David Skaar, a research scientist from Raleigh, North Carolina (whose 2-day cash winnings total $70,000)