Challengers Mandela Barnes and Tim Michels both saw post-primary bumps in the first Marquette University Law School Poll since they won their parties' nominations for U.S. Senate and guv.
Fifty-one percent of registered voters surveyed backed Barnes, the Dem lieutenant governor, in the U.S. Senate race over Republican Ron Johnson, who was favored by 44 percent.
In June, it was 46-44 for Barnes.
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