The Speaker of the House deliberately calls a vote on stem cell research when he knows that Democrats will be away from Washington; Donna, Cliff, Matt, and Josh must put aside their differences to foil the plan. Kate is shocked when a minor hunting mishap on the Canadian border threatens to become a major international incident. A Japanese economist who has been President Bartlet's arch-rival since college is attending a formal dinner at the White House, creating a potentially explosive situation. Toby tries to avoid meeting with a group of middle school children who want a constitutional amendment lowering the voting age.