Vice President JD Vance could face a similar problem to his predecessor Kamala Harris if he chooses to run for the White House in 2028, Republican strategists have warned. Harris, who stepped in as the Democratic presidential nominee in 2024 when Joe Biden dropped out, was widely felt to be too close to her former boss in the minds of voters and therefore answerable for his perceived policy failures. Vance could find himself facing the very same issue, the conservative advisers cautioned. The current VP appeared in Iowa Tuesday to stump for GOP Rep. Zach Nunn as he campaigned for the state’s 3rd congressional district, at which Vance bragged about the Trump administration’s “great record” while blaming Democrats for the ongoing cost of living crisis.…