BAILEYTON â Danny Karst and Brandon Stamper were driving down Interstate 81 on Tuesday afternoon like any other drive on a normal day of the week. The two men, along with former Kingsport City Manager John Campbell, had been meeting with the city manager of Sevierville and were heading home to the Tri-Cities. Just a few minutes later, they would be pulling a trapped driver from a wrecked tow truck, seconds before the cab became engulfed in flames. The scene was surreal and something the two men say they still canât believe happened. The wreck occurred shortly before 3 p.m. Tuesday i...