(Grinnell, Iowa) A semi tractor-trailer driver from Urbandale died this (Saturday) morning when the 2020 Freightliner he was driving left Interstate 80 eastbound at mile-marker 179 in Jasper County, and crashed. The rig entered the median and struck the cable barrier before going between the bridge decks and striking the creek bed. The driver, 45-year-old Mebratu Menteso Wonjala, who was wearing his seat belt, died at the scene. The accident happened at around 10:45-a.m.