Nearly 40 years after a passing motorist spotted the nude body of 30-year-old Rhonda Marie Fisher alongside a rural Colorado highway, new DNA evidence has implicated one of the state’s “most prolific serial killers.”

Fisher had been sexually assaulted and strangled, then tossed down an embankment about 35 miles south of Denver on April 1, 1987.

Police questioned everyone from an acquaintance she’d been staying with to “multiple serial offenders” active in the area at the time. Among them were Vincent Darrell Groves and another man, but investigators lacked DNA confirmation so the case went cold.

“Despite an extensive investigation and periodic reviews spanning nearly four decades, the case remained unsolved ,” the Douglas County Sheriff’s Office said in a statement, noting that eve

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