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The story of the CSI: Crime Scene Investigation episode (Season 14, Episode 16) centers on a serial killer who uses high-stakes chess strategy to orchestrate their crimes. The Investigation

Troy Parker initially becomes the lead suspect, as the killer seems to be "correcting" his past failure by executing the legendary Osterlitz endgame .

"CSI: Crime Scene Investigation" Killer Moves (TV ... - IMDb

Fingerprint evidence initially points toward a man named Lee Crosby, but he is cleared when another murder occurs while he is in police custody.