Season 8: Episode 12 - Grissom's Divine Comedy

Grissom's Divine Comedy: Grissom and his team return to duty after long and bad bouts of the cold. Grissom is called on by DA Maddie Klien to be an expert witness in a Grand Jury case against very dangerous Las Vegas gang - the La Tierras. They are terrorizing and murdering witnesses and it is escalating. Grissom is reluctant, but Maddie insists he is the only one for the job.