Hoynes and Bartlet each make an unexpected announcement about Hoynes' place on the ticket; fears of a terrorist attack arise when a truck carrying depleted uranium-fuel rods is involved in a head-on collision in an Idaho tunnel; Donna seeks a Presidential Proclamation to honor her high-school teacher/mentor who's retiring; and Bartlet's insistence on helping Charlie with his tax return sparks a discussion on the true nature of a tax rebate.

The revelation that a Russian company may be building a heavy water reactor in Iran puts Jed in a difficult position as he prepares to meet with the new Russian president; Jed orders the Secret Service to protect C.J. when she receives death threats after making a comment at a press conference about the deaths of Saudi girls; Leo wants to find a way to help a major campaign contributor whose company is faced with a massive product recall; Charlie ponders the mystery of a strangely out of context letter written to the President.