Family of Wendy Stephens finds closure 38 years later, thanks to improvements in forensic genealogy After nearly four decades, a Denver family finally has some answers about what happened to Wendy Stephens. and last updated 2021-02-10 01:31:08-05 DENVER â After nearly four decades, a Denver family finally has some answers about what happened to Wendy Stephens. Stephens was just 14 years old when she disappeared in 1983 in Denver; the teenâs parents had filed a missing personâs report, but police were unable to track the teen down. The teenâs body was found a year after her disappearance in Washington and was linked to the Green River killer, but investigators were unable to identify it.