crashed into the murky waters of the lake, and while Marshall’s body was later found floating on the surface, the aircraft itself – and the three passengers; Marshall’s brother James, 51; secretary Helen Gotcher, 49; and high school football star Glen Emick, 15, were never found.In 1965, the Folsom Telegraph wrote that drivers were "going down in the murky water 80 to 100 feet and working strictly by feel" and after a long search in deteriorating weather, the search was abandoned.But in the past few weeks, Seafloor Systems, a company that provides sonar scanning for hydrography projects, was testing some new equipment at Folsom Lake.With water lowest at their lowest in many years, technicians Tyler Atkinson and Jeff Riley were probing some.
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