Karis Campbell

The search for a trained survivalist wanted in connection with a cold-case murder leads the team into the wilderness.

Josh is caught off guard when political commentators are critical of Leo as a running mate for Matt Santos, White House Counsel Babish sits with CJ about the leak investigation, and Donna approaches Josh for a job.

After the near-nuclear disaster at the power plant the polls show surprising, or maybe not so surprising, results for both candidates. The Vinick camp gears up for backlash, while the Santos camp hopes for cause to celebrate.

Car is hired by his ex-wife to investigate an arson case which a childhood friend has been accused as the suspect.

As the polls close, and results are tallied, emotions run high. Santos and Josh face the loss of their vice-presidential candidate. Meanwhile, Vinick disagrees with his campaign team.

In stark contrast to the impeccably organised Republican Convention, the Democrats appear to be in disarray as their candidates continue to battle for the party's presidential nomination.