Harris to debut running mate Tuesday night as part of battleground blitz

(The Hill) -- Vice President Kamala Harris will hold her first rally alongside her yet-to-be-announced running mate on Tuesday night in Philadelphia, her campaign said, as part of a five-day, seven-state blitz for the Democratic ticket.Harris spent the weekend interviewing prospective running mates, including Pennsylvania Gov. Josh Shapiro (D), Minnesota Gov. Tim Walz (D), Sen. Mark Kelly (D-Ariz.), Kentucky Gov. Andy Beshear (D) and Transportation Secretary Pete Buttigieg.She will announce her