MONTVILLE TWP. – A crash on Interstate 71 northbound involving two semitractor-trailors led to two vehicle fires on Wednesday evening, Medina Fire Chief Larry Walters said. At 5:42 p.m. on Wednesday, Medina Fire Department’s duty crew was dispatched for an emergency on I-71 N near the 214-mile marker. Once at the scene, the on-duty lieutenant reported two semitractors collided, resulting in both vehicles catching fire.