CSI: Crime Scene Investigation physical evidence to solve murders. The team is originally led by Gil Grissom (Petersen), a socially awkward forensic entomologist and career criminalist who is promoted to CSI supervisor following the death of a trainee investigator. Grissom's second-in-command, Catherine Willows (Marg Helgenberger), is a single mother with a cop's instinct. Born and raised in Las Vegas, Catherine was a stripper before being recruited into law enforcement and training as a blood-spatter specialist. Following Grissom's departure during the ninth season of the series, Catherine is promoted to supervisor. After overseeing the training of new investigator Raymond Langston (Fishburne), Willows is replaced by
CSI: Crime Scene Investigation (video game) United States, the computer release of "CSI" totaled 250,000 sales and $6.6 million revenues by August 2006. At the time, this led "Edge" to rank it as the country's 80th-best-selling computer game released since January 2000. "CSI"s computer version also received a "Silver" sales award from the Entertainment and Leisure Software Publishers Association (ELSPA), indicating sales of at least 100,000 copies in the United Kingdom. The combined U.S. sales of all computer games in the "CSI" franchise, including "CSI: Crime Scene Investigation", reached 520,000 copies by August 2006. The game and its first two sequels—"" and ""—had surpassed 1.6 million