Woman found murdered in a ditch after being held captive JoAnn Bontjes, 21, female, White, was a young beautician and salon owner in Sherburn, Minnesota. On October 2, 1975, her car was found abandoned along Highway 4 in Martin County; the next morning a passerby discovered her body in a roadside ditch. Authorities determined she died from a gunshot wound. In reporting over the years, friends and local stylists recalled that other beauticians received suggestive calls from a male voice in the days around her disappearance, a haunting detail that fed w
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