A Union County teen suffered possible/unknown injuries during a single-vehicle, rollover accident Saturday evening. The Union County Sheriff’s Office says 17-year old Cassidy Riley, of Afton, who was wearing a seat belt, was transported by ambulance to the hospital in Creston, after she lost control of the 2005 Pontiac G6 she was driving. The vehicle, which was traveling west on 240th Street, entered a ditch and rolled once, coming to rest on its roof. The accident happened just after 5-p.m., Saturday. The car sustained $4,000 damage.