Sen. JD Vance (R-Ohio), the Republican vice presidential nominee, is scheduled to make campaign stops in the same string of battleground states that Vice President Harris plans to visit with her still-unannounced running mate this week.
Vance will deliver remarks to the press in Philadelphia on Tuesday, the Trump campaign announced, the same day Harris is expected to debut her vice presidential pick in the city.
On Wednesday, Vance will appear in Shelby Township, Mich., and Eau Claire...