ROCHESTER, Minn. — A Wisconsin driver in a super-powered Corvette was critically injured when he crashed into a concrete median barrier. Kevin Dale Rehrer, age 66, was taken to a nearby hospital. His condition was described as touch-and-go. The accident occurred about11:50 a.m. on four-lane U.S. Highway 52. near Apache Mall. Rehrer, alone in the vehicle, was belted and the airbag deployed, police said. He was norhbound.in the Corvette, a 2019 model. The road surface was dry.