Matt Hoffman

The new sheriff in Fredericksburg, Virginia, requests the BAU's assistance in the investigation of a series of mutilation murders that appear to mimic similar crimes that had occurred over two decades earlier.

The CSIs arrive at their favorite diner only to discover a gruesome crime scene with eight dead victims and a lot of questions. (TV-14 L, V)

Locke and Sun help Ben atone for his actions - especially for letting Alex die; the modern day Islanders find evidence of 1977 Dharma.

One of Mac's key witnesses in the investigation of the murder of a college student turns out to be his stepson Reed, who knew the victim. The team learns that the student was a writer for the college newspaper who may have uncovered details that certain people on campus would kill to keep secret. Meanwhile, Stella, Det. Angell and Danny face one of their toughest hunts yet, when a security guard is murdered in the dressing room of a high end store. (TV-14)

A ghost Melinda is trying to help suddenly turns up alive.