An accident between two tractor-trailers on Interstate 40 in Cumberland County just after midnight this morning resulted in one injury and the interstate being shut down for a while. According to the Tennessee Highway Patrol, the accident took place at the 324 eastbound mile marker just east of Crossville. Troopers say one tractor-trailer involved was a car hauler and the other was carrying milk. One driver was flown by Lifestar to UT Medical Center for treatment of injuries. The names of the two drivers was not available by the Tennessee Highway Patrol.