The Day County sheriff’s office has released further information about the search for 46-year-old Amy Dougherty who went missing on December 23rd and was found dead five weeks later. Dougherty had left her home to travel t work in Bristol during a blizzard and wound up in a slough west of Bristol. Authorities used a tool called a magnetometer, normally used for locating pipes in oil and gas fields to try and locate her vehicle. Drivers using the device managed to locate the vehicle and Doughty’s body. According to Day county sheriff Ryan Rucktaeschel an autopsy is being performed to determine her cause of death.