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 1960s series), which was expected to be a hit, but by the end of 2000, "CSI" had a much larger audience. "CSI: Crime Scene Investigation" was produced by Jerry Bruckheimer Television and CBS Productions, which became CBS Paramount Television in the fall of 2006 and CBS Television Studios three years later. Formerly a co-production with the now-defunct Alliance Atlantis Communications, that company's interest was later bought by the investment firm GS Capital Partners, an affiliate of Goldman Sachs. CBS acquired AAC's international distribution rights to the program, though the non-US DVD distribution rights did not change (for example, Momentum Pictures