Donna teaches Toby and Josh an important lesson as their trek homeward continues; Sam staffs the President in Josh's absence and welcomes an old friend home; Bartlet hires a secretary and C.J. finds a Big Brother for Anthony; the situation in Qumar continues to escalate; Bartlet gets spooked by a photo op as the Dow continues its dive; and a pipe bomb kills 44 students at a Midwest university swim meet.
Quest roles:
Stockard Channing(Abbey Bartlet), Lily Tomlin(Deborah Fiderer), NiCole Robinson(Margaret Hooper), Allison Smith(Mallory O'Brien), Anna Deavere Smith(Nancy McNally), Renee Estevez(Nancy), Mary-Pat Green(Vermont Congresswoman), John Gallagher Jr.(Tyler), Robert Noble(Seward), Andrew McFarlane(Anthony Marcus)