A Logan woman died Aug. 18 while traveling near Grady.
Officials initially thought Patricia Phillips, 70, was the victim of a fatal crash. They now believe she died of natural causes after pulling her car off the road.
Police were dispatched to Cemetery Road near Grady for a crash just before 5 p.m. on Aug. 18. On arrival, they found there had been no crash.
Curry County Undersheriff Wesley Waller said an autopsy has been requested.