About 10 pm a trooper stopped a 2003 Infiniti Q35 on traffic on I-45 southbound near SH 242. As the Trooper approached the vehicle the driver tried to reach for something under the seat. As the Trooper tried to prevent him from doing so the driver sped off dragging the Trooper. The Trooper was transported to the hospital with knee and back injuries. Witnesses saw the vehicle exit Research Forest and a search of the area the vehicle was discovered. At this time law enforcement is looking for a black male in his 30’s who is balding. wearing a white shirt. It is believed he could be on foot in the area and a search is going on with multiple law enforcement and helicopters at this time in the Shenandoah area.