More than halfway through the Race, even the strongest are pushed to their breaking points. In Canada, the team faces a frozen uphill battle. In Thailand, the team’s weaknesses are exposed. Team Russia adventures into dangerous territory. And Team South America fights against injury and fear.

Cast: Chris Payne Gilbert, Paul Montague Jr., Sierra Knott, Autumn Fryer, Mindy Murphy, David Bacon, Angelina Fraize, Jeremy Conkling, James Batey, Jon Irwin, Chris Nelson, Jay Wyatt, Marilina Kim, Ashley Ryf-Pallister