Marta Martin

Set in the gritty, neon-splashed streets of Las Vegas, CSI tracks the action with an elite team of forensic investigators. With its groundbreaking mix of science and police procedural, CSI reinvented the TV crime genre.

When a college student ends up dead after a "Walking with Dinosaurs" show, the CSIs must determine if his death was murder or accidental.

Horatio goes to New York to work with his counterparts on a murder investigation. Guest star Gary Sinise.

Jessica finds no mourners, but plenty of suspects after a young tennis pro's domineering father is killed.

A chiropractor who was having an affair with his ex-secretary is suspected of murdering his wife; a woman finds her 11-year-old son in possession of a gun.

An apartment-house gigolo is the prime suspect after one of his elderly ladies is found dead; Sorenson's friend may have a breakdown.