The team literally finds themselves in the dark when the investigation into the death of a lieutenant is connected to a city-wide blackout.
Langston's continued search for a young girl taken hostage as part of a human trafficking operation leads him to investigate a prostitution ring in Las Vegas.
With the team's help, Vance faces his demons while uncovering a complex relationship with a killer that puts his whole family in danger.
When the CSIs investigate who or what caused a horrific car accident, both drivers' darkest secrets are revealed.
After a body falls from the 59th Street Bridge, the CSI team finds a compass near the body pointing east, and realizes it's the third victim of the "Compass Killer."
Las Vegas CSI Ray Langston comes to New York to help Mac and the team try and save a hostage from a human trafficking ring.
An unusual piece of evidence revealed during a bowling tournament brings the CSIs to investigate a murder at a bowling alley.
Horatio Caine calls Las Vegas CSI Dr. Ray Langston to come to Miami when a severed leg found in the Everglades is discovered to belong to a girl who went missing in Las Vegas a week earlier.
Agent Ian Edgerton becomes a murder suspect when the informant he meets with ends up dead, sending a desperate Edgerton over the edge when he takes a member of Don's team hostage.
The team conducts an undercover sting to locate a cyber crime lord, but the operation is foiled by a charming, brilliant hacker whose desire to take over the online black markets puts him in a dangerous online turf war that could lead to murder.
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