Des Moines Register: Iowa's gas prices have dropped below $2 a gallon, on average, reflecting a national decline due to the coronavirus outbreak. The latest AAA gas survey shows Iowa's average price for a gallon of regular unleaded fell 17.9 cents in the last week, to $1.997. In Iowa metro areas, average prices ranged from $2.147 in Council Bluffs to $1.834 in Cedar Rapids. In metro Des Moines, the price was $2.034, down from $2.182 last week.