A Bay Area cold case chief investigator said he thinks he’s identified the 1970s killer of six gay men known as “The Doodler,” and believes the man could still be arrested. Daniel Cunningham, the leader of San Francisco’s Police Department’s cold case unit told the San Francisco Standard he believes the suspected serial killer is living in East Bay as the department offers $250,

Police have linked the unidentified serial killer to five victims, though they believe the number could be as high as 16.

Police in San Francisco are seeking the public's help in multiple cold case murders from the mid-1970s that may involve a serial killer, and are offering a reward for identifying who is responsible.

HILLSBORO, Ore. (KPTV/Gray News) — A 33-year-old cold case has been solved in Washington County. Investigators said modern DNA technology helped them confirm a deceased serial killer murdered an 82-year-old Hillsboro woman in her home back in 1992.