Vice President Kamala Harris's campaigning with Liz Cheney may have cost her support with swing voters in Michigan and Pennsylvania, according to new election data.
Key Points
Vice President Kamala Harris's campaigning with Liz Cheney may have backfired with swing voters in Michigan and Pennsylvania
Swing voters in both states were less enthusiastic about Harris after she campaigned with Cheney
Focusing on populist economic issues could have benefited Harris with key voters in these states