Two People Are Dead After A Head-On Crash On Mary Patton Highway In Carter County. Troopers Say A Chevrolet Avalanche Crossed The Double Yellow Line And Hit A Nissan Versa Head-On. The Impact Sent The Chevrolet Off The Road, Where It Overturned Several Times. 47-year-old Thomas Whittington Of North Carolina, Who Was Driving The Chevrolet, Died At The Scene. 53-year-old Christina Presnell Of Tennessee, A Passenger In The Nissan, Also Died. The Driver Of The Nissan Was Injured. Troopers Say No One In Either Vehicle Was Wearing A Seatbelt.