Roberta Hanlen

The BAU hits the road to track down a pair of young lovers on an interstate murder spree. Prentiss hears frightening news from her former boss at Interpol.

Gibbs goes on the hunt to find Harper Dearing and bring him down, following the bombing of the NCIS headquarters.

Maura and Jane hunt a seemingly random killer who attacks drivers on the road.

Mac confronts a killer that is released from jail due to his actions; Danny and Hawke look into the death of a man who is poisoned.

Addy and Beth represent a client with questionable morals in a sexual harassment case; Liam asks Rowdy for advice on dating; Cliff hopes to save his marriage.

Jack grudgingly agrees to search for his daughter Hannah's (recurring guest star Vanessa Marano) boyfriend who disappears after he runs away from home in Chicago to be with her in New York. Recurring guest star Adam Kaufman appears as Brian Donovan, the father of Samantha's son, Finn.