Authorities responded to a single vehicle accident yesterday afternoon in Watonwan County.According to the Watonwan County Sheriff's Department, a Ford Taurus lost control and rolled over into a ditch.It happened on 350th street in Butterfield Township.Authorities say 21 year old Cassandra Baerg was driving that car.16 year old Gina Ringham and 23 year old Marcy Ringham were passengers.All three were taken to the Saint James Medical Center for non-life threatening injuries.The accident remains under investigation.