A 28-year-old Iberia woman was killed at 3:00 pm Tuesday on Missouri Highway 17 north of Mount Zion Road in Miller county. A tractor-trailer driven by Dakota L. Veasman was traveling too fast to negotiate a curve, ran off the left side of the road, struck a rock bluff, and overturned. Veasman died at the scene, she was not wearing a seatbelt.