FRANKLIN COUNTY, Pa. (WHTM) — Crews are on the scene of a multi-vehicle crash that has shut down both directions of Interstate 81 in Franklin County. According to a PennDOT spokesperson, the crash happened around 3:30 a.m. near mile marker 7. On the northbound side, a tractor-trailer jackknifed and on the southbound side two tractor-trailers […]