After 51 years, the Zodiac Killer's cipher has been solved by amateur codebreakers
FILE - In this May 3, 2018, file photo, a San Francisco Police Department wanted bulletin and copies of letters sent to the San Francisco Chronicle by a man who called himself Zodiac are displayed in San Francisco. A coded letter mailed to a San Francisco newspaper by the Zodiac serial killer in 1969 has been deciphered by a team of amateur sleuths from the United States, Australia and Belgium, the San Francisco Chronicle reported Friday, Dec. 11, 2020. (AP Photo/Eric Risberg, File) (CNN) — More than 50 years after the so-called Zodiac Killer first began terrorizing the streets of Norther...