Authorities say a Vermont woman was pronounced dead at the scene of a crash in Whitingham after failing to navigate a turn.
Sixty-six-year-old Jean Ellis reportedly kept driving her 2012 Mini Cooper straight and drove off the right-hand side of the road flipped over as it fell down a 10-foot retaining wall.
Officials say there were no markings on the road to indicate braking.
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State Police Sgt. Ryan Wood says the crash may have been the result of "possible inattention or most likely a medical event."
Authorities say the incident is still under investigation.