The CSI team goes to all lengths to uncover who shot Horatio. Evidence found at the scene of the shooting leads them to suspect one of the most dangerous people in Miami, as well as one of their own.

The CSIs must face one of the city’s worst crime rings after a series of killings are blamed on the price of gas being so high that people are willing to murder for it.

When the daughter of Delko’s therapist is murdered, Horatio and the CSI team must find the killer before Delko’s darkest secrets are exposed.

Horatio and the CSI team are pit against Miami’s Russian mob after a barbaric double homicide in the Everglades.

When the CSIs investigate a murder in Miami’s hippest fashion boutique, Horatio discovers that Julia’s instability has turned her into a ticking bomb.

Calleigh and Eric are put in danger when a 200-foot crane crashes into a tall Miami building. This also destroys Horatio’s best chances of catching a crime boss.

Handcuffed, a man is found in his own hotel room. Meanwhile, a prank at the Crime Lab threatens an investigation.

Horatio and the team rush to find the baby who was kidnapped by a murderer, fearing that the child may be his next victim.

Miami has a savage killer running rampant and Horatio must keep the a member of the police force from getting too involved in the case.

A gunman targets the motel where Delko is staying, forcing Delko to face his past in order to solve the case.

The CSIs work to stop a violent street gang before they take more innocent lives, and receive aid from the local tipsters.

When a man turns up covered in blood with no memory, the CSI’s use revolutionary technology to find out what happened.

Horatio finds out that Ryan has a connection to the case when a murder occurs during a horse race.

The lives of Calleigh and Ryan are threatened by a murderer, and Alexx Woods come back to help.

Horatio is convinced that a prominent defense lawyer is involved in a murder cover up.

As pirates take over a yacht, Delko’s future with CSI becomes uncertain. Meanwhile, Calleigh’s relationship with Delko begins to heat up.

The dead body from the ex-husband of a woman who is throwing a party celebrating her divorce, shows up at the festivities. Meanwhile, because of Julia’s erratic behavior, Horatio protects Kyle.

The CSI’s uncover the dirty secrets behind airline travel after investigating a case involving a murdered flight attendant.

Miami's wealthiest people are becoming victims of home break-ins, and Horatio believes a Russian mob has his team targeted.

Ryan is kidnapped by men working for a Russian mob boss, Ivan Sarnoff, but is then released and forced to frame a man for murder and clean up a crime scene when he is kidnapped. His refusal would mean the death of a boy they have kidnapped. The boy is the son of Ryan's former Gambler's Anonymous sponsor, who was responsible for Sarnoff being in jail.

Horatio and the team investigates a murder where extreme plastic surgery is part of the cause of death. However, while investigating, Horatio finds evidence that Ron Saris is alive and is now trying to find Julia for revenge.

Horatio and the team investigates how a sexy bachelorette on a TV dating series could end up dead in a limousine right before the bachelor was going to propose to her. As the investigation goes further, the team discovers that the victim was one of the program's remaining two contestants, and that the bachelor had already broke the heart of the other female contestant.

When an upscale Miami restaurant is blown up by a grenade, a family is found to be killed during the explosion. But the investigation reveals that the dead family may not have been the intended target for the attack.

Horatio and his team investigate a case in which a man was boiled alive. While investigating, Tara's drug problem is revealed. Meanwhile, Julie can't handle it when her life swings out of control.

When Yelina's life is in danger, Horatio fights to save her. Meanwhile, Calleigh tries to prevent Delko from helping his dangerous father, which puts his life in jeopardy.