^{(Oct. 6, 2021; The San Francisco Chronicle.)}

Greeting card mailed to The Chronicle on Nov. 11, 1969 with a letter and a cryptogram.

The latest of the hundreds of Zodiac Killer theories floated each year emerged this week from a private team of investigators who named a man from the Sierra foothills who died three years ago as the killer, but FBI and police officials say the Zodiac case remains unsolved. The team, calling itself the Case Breakers, said it is basing its theory on several factors, including a similarity in photos of their suspect to a 1969 police sketch of the Zodiac, particularly with what appear to be identical forehead scars, and on anagrams they say reveal their suspect’s name. They also say they have proof that their suspect killed Cheri Jo Bates, a woman slain in Riverside in 1966 that some have attributed to the Zodiac — a theory that Riverside police said in August they have debunked.
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“The Zodiac killer case remains open. We have no new information to share at the moment,” the San Francisco office of the FBI said in a statement Wednesday. The San Francisco Police Department echoed the statement. Sources at both agencies told The Chronicle the evidence presented by the Case Breakers does not appear to be conclusive.

Read the rest from The San Francisco Chronicle: [Zodiac case solved? ‘Case Breakers’ group makes an ID, but police say it doesn’t hold up ](https://www.sfchronicle.com/bayarea/article/Zodiac-Killer-case-solved-Case-Breakers-16514228.php))