The driver of a semi was hospitalized after a crash along Highway 218 north of Cedar Falls on Sunday morning, according to KWWL. The crash happened around 6:30 a.m. near the Dunkerton Road overpass. The semi appeared to have left the roadway before coming to a rest in a grove of trees along the southbound lanes. The Black Hawk County Sheriff’s Office believes the unidentified driver suffered a medical emergency leading to the crash. He suffered some small abrasions but is expected to recover. Authorities are still investigating the crash.