Three people were injured in a car crash early Saturday morning on Interstate 71 in Ashland County. The State Highway Patrol says that the accident took place just before 4:00 am. Authorities say that a 22-year-old  woman from Cleveland was driving southbound on I-71 when she crossed into the center median. Her car then reportedly struck a car parked in the left shoulder. The 22-year-old woman suffered serious injuries, as the two occupants of the parked car were also injured. The State Highway Patrol says that impairment appears to be a factor in the crash.