CSI: Crime Scene Investigation: Season 13

Finley befriends a young man thought to be one of Jeffrey McKeen's henchmen; he took her to a night club where he hid Russell's kidnapped granddaughter, but she finds herself in danger as well. Russell and the rest of the CSI team go on an all-out hunt to recover the girl before time runs out on the ransom order. Meanwhile, Nick Stokes, soused after having a few beers, was literally drafted back into CSI by Sara Sidle; Morgan finds herself drawn closer to Hodges as she awaits news about her fath

As the CSIs take a meal break at a local diner, they discover eight dead bodies, along with the owner of the restaurant locked in a fridge. A known stalker who had been harassing one of the victims immediately becomes their prime suspect, until an interruption from Witness Protection complicates the case, and leads them to suspect that someone close to the diner is not as innocent as they may appear. Meanwhile, things go extremely personal for Sara as she knew the prime suspect as Ronald Basderi

A runaway sex slave is murdered during a rave in the desert and the CSIs are faced with hundreds of witnesses who saw nothing. The discovery of another runaway reveals the brutal torture she and the deceased girl suffered. When she found out that the victim's tongue was cut out, Morgan decided to take the case into her own hands.This episode features a voice cameo when Sara calls Grissom, but only gets his voice mail.

Brass and the CSIs examine an abandoned grand piano in the desert, which includes a dead woman inside. Greg recognized her as a journalist examining a cold case from the 1960s involving a lounge singer at a Las Vegas hotel. The trail would lead to a Frank Sinatra impersonator, who becomes a prime suspect not only in this case, but in a 1966 death of a lounge pianist who had incriminating information on Sam Braun and his organization. This was of special interest to Greg, whose book on Las Vegas

When a police dog handler is murdered, his canine partner becomes the prime suspect. Nick takes a personal involvement in the case, but can he, along with the rest of the team, prove the dog innocent before it is destroyed and bring the real culprit to justice? Meanwhile, Finlay and Morgan investigate the death of a high-profile divorce lawyer with an abundance of enemies.

Things get personal for D.B. Russell when he investigates the death of his son's basketball coach - with his son being one of the suspects, and his son's girlfriend as part of a love triangle that included his coach. A second murder involving one of the team's significant donors complicate the case, and the school president Rob Austin is called into question. Russell fights to keep his family, and his emotions, together.

The murder of a pastor at the burial site of the former CSI Warrick Brown result in the hunt for an insane man who lost his family years ago. The case hits too close to Nick Stokes, Sara Sidle, Greg Sanders and Jim Brass who start remembering Warrick. Further complicating the case was Warrick's ex-wife, who refuses to cooperate with the CSIs, despite living with the prime suspect and putting the life of her son in danger.

When Finlay discovered a rare necklace at a mass grave near a meteorite crash, its investigation becomes personal for her, when one of the victims is identified as a missing person who she investigated during her tenure in Seattle. However, Finlay's personal involvement with the case is called into question when she disobeys D.B. Russell's orders and travels to Seattle, but it is not long before she finds herself implicated in the investigation when a further body is found.

The CSIs lend a hand to local law enforcement on Fremont Street, but while arresting an assortment of criminals, Nick discovers a murdered man in a parked car, and the possible connection with some of the people they arrested. Meanwhile, things get personal for Brass as he learns some disturbing facts about his daughter Ellie, after discovering that one of the prostitutes they arrested had the wedding ring that belonged to his ex-wife. Also, Ecklie returns to work, with word that Sheriff Liston

The CSI team is called to investigate when a plane crashes just off the Vegas strip. Genealogist Donna Hoppe (who first appeared the previous season in Genetic Disorder) helps Morgan create the Ecklie family tree, but gives some help to the CSIs when they discover a box amongst the plane wreckage that included a DNA sample. Also, the appearance of Sara's former love interest, working for the NTSB, puts a strain on her long-distance relationship with Gil Grissom.

During a thunderstorm, a TV news anchor was killed during a live broadcast when a power blackout affected the studio; the CSIs would work the scene, but would soon find themselves part of the story when it was covered by the station's competitors. Meanwhile, the reappearance of Sara's former love in the last episode leads to her to have second thoughts about Grissom when she repeatedly rejected his phone calls.

The CSIs investigate a case involving a rising tennis star, who the day after winning a tournament, was found dead in a tennis ball machine; the case would soon be expanded to her parents and her brother, who had disappeared years ago. Finlay gets tips from former tennis pro Chris Evert. Meanwhile, Hodges talks to the team about his new Italian lover, Elisabetta; Morgan, however, had concerns that she may be using Hodges only as an easy way to get her Green Card.

NYPD crime lab head Mac Taylor arrives in Las Vegas to surprise his girlfriend Christine, who is supposed to be in town for an event and drops by the LVPD Crime Lab to visit his friend D.B. Russell before heading to her hotel, where she was supposed to be attending a conference. After he fails to reach her on her phone, he and Russell head to the hotel only to find her missing and her room the scene of a crime. This leads to a fast investigation by the LVPD and Crime Lab who eventually learn Chr

The CSIs investigate the demise of a famous Cuban singer’s sister who’s in town as part of a U.S. tour. Meanwhile, Hodges begins to get cold feet at the prospect of marrying his Italian bombshell girlfriend.

Sara becomes a suspect in an investigation when it is revealed she was the last person to see the victim alive, but she had no knowledge of committing the murder, despite the evidence connecting her to the crime. She later discovers that Edie's stalker, Ronald Basderic, was behind the murder, set up so that no one would believe the truth. During her ordeal, Sara has second thoughts of her marriage with Grissom, who was still away on assignment, realizing that long-distance relationships may not

The team investigate the murders of several prominent poker players, beginning with Peter Coe, who were linked to a cheating scandal at a prestigious tournament in the late 1990s. Each murder is related to a card in the questionable hand. Meanwhile, Ecklie accepts the offer to succeed Sherry Liston as sheriff.

The CSIs join David Phillips at his Class of 1998 high school reunion when he discovers that year's prom queen's been murdered, with her blood circulated as soap bubbles out of a bubble machine. Further investigation would reveal a bomb planted in the ceiling of the high school - 15 years earlier - along with a lesson that personalities change as one matures.

The CSIs discover a man from a hunting exposition found dead with his hands chopped off. The investigation later led to a bomb shelter decorated like a modern suburban home, with the suspect living there with his daughter. They later find out that they were both related to a cold case involving a murder several years earlier in Carson City; the latest murder might have been committed by that murderer.

The CSIs investigate a triple homicide as Russell struggles to connect with its only witness, a six-year-old girl whose mother had gone missing.

At a spiritual retreat that Hodges' Italian girlfriend, Elisabetta, was attending with her brother, they both discover a man who drowned in a mud bath. Later on, as a witness gave testimony at headquarters, she suffocated and died. The CSIs would determine an unusual murder weapon - allergies.

The CSI team investigates the death of a ghost hunter which links to a case from twenty years earlier, and Greg tells Morgan about his psychic inheritance from his grandmother. Meanwhile, Sara gets word that a suspect from her past in San Francisco is up for parole.

Ecklie and D.B. attend a concert where Black Sabbath performs "End of the Beginning" from their new album 13; they are there to meet Savoir Magazine reporter John Merchiston. After Merchiston's interview with Ozzy Osbourne, he tags along with Russell during the night shift on a 419 (dead body) call. The team investigates a series of murders that relate to the seven deadly sins listed in Dante's Inferno, with clues hidden inside marked wooden dowels within Bibles at each scene - the same type of