A northeast Iowa man was killed in a rollover accident Saturday night in Black Hawk County. Authorities say 22-year-old Dominic Rettke of Jesup lost control of his car on a county road east of Waterloo, left the roadway and rolled the vehicle. The car ended up in a bean field. Rettke was ejected from the car as it rolled. A passenger, 26-year-old Jennifer Miller of Hazleton, was injured.