Fresh off a four-way primary race that drew millions in outside spending, Democrat Theresa Greenfield leads Republican Sen. Joni Ernst by 3 percentage points in Iowa’s hotly contested U.S. Senate race, a new Des Moines Register/Mediacom Iowa Poll shows.
According to the poll, 46% of likely voters say they would back Greenfield if the election were held today, and 43% say they would back Ernst. CONT.
Brianne Pfannenstiel, Des Moines Register
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