On Saturday around 8:30am, 30 year old Hillaree Richardson of Platteville, was driving her truck south on Highway 151 just south of West Lane in Jamestown Township. During a lane change the vehicle began to slide and left the roadway to the west. The truck rolled several times before coming to rest on its wheels. Richardson, who was not wearing a seat belt, was ejected from the vehicle. A witness and others provided immediate care to Richardson. Richardson was taken by Dickeyville EMS to a Jamestown Fire Department landing zone where Richardson was transported by Air Care to UW Madison Hospital. The vehicle was removed from the scene by Guys Towing of Kieler. The crash remains under investigation.