|  | 
        
          | Durham 
            and Scully's efforts only succeed in wedging the vehicle more tightly 
            in the rocks. As the clock wanes, Chris accepts the futility of continuing 
            the effort. With help from Ken Shupe, Kevin Nalley, and others, Chris 
            and Tim clear the vehicle from the obstacle. Chris drives back to 
            the parking lot to top up his oil. Their turn comes up soon on the 
            "Dingleberry" Obstacle. |  |