Joni Ernst Cow Chips :15 - Oct. 21, 2020 Joni Ernst October 21, 2020 Print friendly Video Campaign status: Won categories: Political Ads, TV WOMAN 1: These attacks from Theresa Greenfield... MAN 1: … are all lies. MAN 2: Just a bunch of cow chips. MAN 3: Joni Ernst fights every day for ethanol and the RFS. WOMAN 2: Iowa farmers are proud to stand with Joni Ernst.