Phillip Garcia

A mother steps forward with valuable information for the BAU to aid in their investigation of an unsub known as the bone crusher. Also, Reid must adapt to a new set of rules in prison life. Tatum O'Neal guest stars.

The BAU investigates when several young men and women are victims of disfiguring acid attacks. Also, Dr. Reid begins to settle into his new surroundings.

The BAU believes two unsubs may be operating at the same time, when victims killed in two drastically different ways are discovered in the same city. Also, the team grapples with keeping Reid safe in prison.

After witnessing a mob hit in the series premiere episode, Thony cleans the crime scene to stay alive, then begins a double life – cleaning for the mob while doing what is necessary to save her son.

Grissom and Sara's investigation into charges against David Hodges heats up as Internal Affairs joins the hunt. Also, pressure rises for the CSIs when a video game developer's body is found floating in a fountain before a huge gaming tournament.

The NCIS team investigates the murder of a naval warfare engineer at a spoken poetry event.