The CHP says a search of a vehicle turned up an improvised explosive device following a Sutter County pursuit. Authorities say Michael Hesse ran from the van Friday night and was arrested. The CHP says officers discovered a bullet proof vest, chemical mask, and explosive device inside the vehicle. Nearby buildings were evacuated. The Beale Air Force base explosive ordinance disposal team retrieved the device. Hesse was booked into the Sutter County Jail on multiple charges.