Chewed Gum DNA Ties Suspect to Two Cold Case Murders

WHO:

CBS News - A detective from Everett, Washington, linked two cold case killings to a known predator.

WHAT:

CBS News - DNA from chewed gum was used to connect the suspect to two cold case murders.

CBS News - The detective devised an undercover sting operation using chewing gum to obtain fresh DNA for charging the suspect.

WHERE:

CBS News - The events took place in Everett, Washington.

WHY:

CBS News - The detective needed fresh DNA to charge the suspect in the cold case killings.

HOW:

CBS News - The method involved a clever undercover sting operation that utilized chewing gum to collect DNA from the suspect.

(UPDATED October 18, 2026 09:57 UTC)

A detective in Everett, Washington, has linked two cold case murders to a known predator using DNA from chewed gum. To obtain fresh DNA for charging the suspect, the detective devised an undercover sting operation that cleverly utilized the chewing gum. This innovative approach has now provided the evidence needed to move forward in these cold case killings.