#IAsen SCOOP: A @ppppolls survey for @emilyslist, obtained exclusively by @njhotline, found 2018 IA03 cand. @GreenfieldIowa (D) led Sen. @joniernst (R) by 2.
— Madelaine Pisani (@MadelainePisani) June 5, 2020
Greenfield: 45%
Ernst: 43%
Undecided: 12%
Trump led Biden 48%-47%
(Jun. 3-4; 963 RVs)https://t.co/pJGKIGT0U3