Overview: There's a serial killer on the loose marking all of his victims with a Y on their chests and one or more of the csi's lives are in danger in this season 5 finale
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First Air Date: Sep 23, 2002Last Air date: Apr 08, 2012Season: 10 SeasonEpisode: 232 EpisodeRuntime: 42 minutesQuality: HDIMDb: 7.70 / 10 by 1583 usersPopularity: 294.957Language: English