A sketch by Robert Graysmith, inspiring his book that was adapted into the movie "Zodiac"! Jake Gyllenhaal played Graysmith, hunting San Francisco's real-life serial killer, taunting the cops and media with a cryptic sudoku that, if solved, would expose his identity. LGT a site claiming that today's CSI (real-life versions, not just Grissom on TV) could unmask him before the first commercial break.
Pastor Jack Gibbons The most farfetched tale of Jack the Ripper in America comes from Robert Graysmith’s book The Bell Tower: Jack the Ripper in San Francisco. He claims first that the San Francisco murders of Minnie Williams and Blanch Lamon.
Zodiac (Reissue, Media Tie In) (Paperback) (Robert Graysmith)
Zodiac (2007). San Francisco Chronicle cartoonist Robert Graysmith (Jake Gyllenhaal) and crime reporter Paul Avery (Robert Downey Jr.) use an archive to consult back issues of the Modesto Bee in their quest to find the Zodiac Killer in 1969–1970. Graysmith soon becomes obsessed with the case, bringing home armfuls of library books on psychology and cryptography. http://www.imdb.com/title/tt0443706/