On the afternoon of October 8, Pima County Sheriff’s deputies with the Green Valley District responded to a single vehicle rollover on Arivaca Road between milepost 16 and 17.
The female occupant, identified as 44-year-old Johnna Coleson, had been ejected from the vehicle and was in serious condition. Due to the severity of her injuries, Ms. Coleson was pronounced deceased at the scene by the Elephant Head Fire Department.
Ms. Coleson was not wearing a seatbelt.