When Leelanau County voters cast their ballots in the primary election on Tuesday, Aug. 4, the outcome of their decisions may resonate far beyond these sunny summer days. Who wins the closely watched intraparty contests for Michigan Governor, U.S. Senator, and Congress could set the paths forward for the Democratic and Republican parties at a time of political upheaval in this country. This story breaks down the Democratic primary race between Callie Barr and Kyle Blomquist, who are bidding to take on incumbent Republican Jack Bergman in the November race for Congress—and why Barr and Blomquist, and fellow Republicans challenging Bergman in the Aug. 4 primary, believe the incumbent is vulnerable in 2026.