Without a Trace

Season 6 

601 Lost Boy

When a 2-year-old boy who was adopted from Sudan disappears from his home, the team questions whether the abduction is connected to his parents' celebrity or the boy's native country. Meanwhile, the team also tries to tie up the case of the missing girls.

602 Clean Up

An 18-year-old girl and her father go missing, and the team wonders if the father's line of work - cleaning up after crime scenes - is somehow connected to their disappearance.

603 Res Ipsa

A grieving mother disappears. The team investigates to determine if she went missing while trying to find her son, whom she believed was tortured and possibly killed while doing volunteer work in Guatemala.

604 Baggage

When a woman disappears after her boyfriend is killed during a police shooting, the team wonders if the woman's brother, a drug-dealer and the leader of a violent gang, could be connected to the abduction.

605 Run

When a woman disappears in the aftermath of an office shooting, the team discovers that she has taken her daughter and run away from her father and ex-husband. Meanwhile, Sam begins to tell people about her pregnancy.

606 Where & Why

Part 2 of the CSI cross over, as the FBI team and Gil Grissom search for a pattern which will help them capture a suspected killer.

607 Absalom

The team's search for a missing college student, who vanishes after making provocative statements about African Americans during a classroom discussion, leads to the discovery of a family secret which could be connected to the boy's disappearance.

608 Fight/Flight

When an ultimate fighter disappears after winning a match, the team discovers he knew a lot of people that could have been responsible for his abduction, including a childhood enemy who was recently released from prison. Meanwhile, Samantha tracks down the father of her child and goes to tell him she's pregnant.