After a number of passengers discover that their carry-on items have robbed during a flight, one of the primary suspects is murdered shortly after leaving the airport.
An investigative journalist appears to have been killed in a car accident, but CSI soon discovers that he is still alive and trying to uncover the truth behind a top-secret military project.
Dr. Robbins goes to Mexico to do an autopsy on a friend's daughter. Meanwhile, back in Vegas, CSI finds a man and woman shot to death and buried in concrete.
CSI searches for a killer whose victims and locations resemble moves on a chess board, and Greg is forced to turn to an old mentor to search for clues about the next victims.
A groupie is found dead in a limo after a show, and CSI ties the murder to a "fame experience" featuring three amateur rockers playing with KISS star Gene Simmons.
The CSIs investigate the cyber-related murder of a prominent casino owner's wife and receive help from the FBI's Cyber Crime Division. Patricia Arquette guest stars.
The discovery of a dead body rekindles a 25-year-old mystery involving a robbery and a dead boy, and an amateur forensic investigator helps crack the case. Meanwhile, Brass's daughter is in the hospital after an overdose.
The family of a medical marijuana dispenser is held hostage, but the job of finding the kidnappers becomes harder after the best potential witness is killed by the dispensery's security guard.
CDC may be dealing with a potential deadly virus outbreak in Las Vegas, and Sara and Greg may have been exposed to the virus while investigating a crime scene.
An ex-con buried alive in the desert is killed after being hit by a car. The CSI investigation takes them into the world of pool, high-stakes hustling, and prostitution.
Sara reopens a 10-year-old family murder/suicide case when the lone surviving daughter claims to have a new memory about that fateful evening that proves that the father didn't do it.