LAFOLLETTE, TN (WLAF) – The foundation of today’s major traffic back up on I-75 north through Campbell County is the rock and mud slide repair at Mile Marker 143 here in Campbell County that has one lane closed.  Reports coming in to WLAF are that traffic is backed up well into Anderson County.  (WLAF NEWS PUBLISHED – 07/17/2019-4PM-PHOTOS COURTESY OF WLAF’S CHARLIE HUTSON)