The episode opens with Philip (disguised as Clark) and Martha looking into fostering a child.
Philip continues to bond with Paige, causing tension between him and Elizabeth, while at the same time working a new contact, Kimmy, the daughter of a CIA officer in the Afghanistan group who is about Paige's age.
Yousaf, Philip's contact in the Pakistani diplomatic mission, returns to Pakistan as the fundamentalists begin to take control.
The episode was written by Stephen Schiff and directed by Kevin Dowling.
[2] Alan Sepinwall said Salang Pass became even stranger, and more powerful, and more uniquely "Americans," than almost anything the show has done before.