The survey from the Democratic-leaning Public Policy Polling shows Ernst leading Greenfield, 43 percent to 42 percent. That suggests a significantly closer race than a previous poll conducted by the firm in December that found Ernst ahead of Greenfield by a 6-point margin.
The poll also shows Ernst’s approval rating in her home state is underwater. Thirty-seven percent of respondents said they approve of the job she’s doing in office compared to 43 percent who disapprove.
That’s a marked change from the December survey, which showed Ernst’s approval at 45 percent and her disapproval at 43 percent.
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