Luke Colombero

Faced with a tough new opponent, Leslie (Amy Poehler) and Ben (Adam Scott) disagree on the content of her first campaign ad. Ron (Nick Offerman) is very uncomfortable when Chris (Rob Lowe) tries to befriend him, while Andy (Chris Pratt) and April (Aubrey Plaza) make a trip to the doctor. Rashida Jones, Aziz Ansari, Jim O’Heir and Retta also star.

After a mysterious illness strikes children from military families, Gibbs and the team investigate the cause. Meanwhile, Abby and Jimmy partner with the Naval Medical Research Center to determine the strain of illness, all in hopes of delivering a cure before the holidays.