Why Kamala Harris picked Pennsylvania for her first campaign rally with VP running mate Tim Walz

PHILADELPHIA (CBS) — Vice President Kamala Harris will hold her first campaign rally with her running mate, Minnesota Gov. Tim Walz, by her side tonight in Philadelphia. The rally at the Liacouras Center on Temple University's campus starts at 5 p.m.

Harris named Walz as her vice presidential pick Tuesday morning, according to CBS News.

Pennsylvania Gov. Josh Shapiro, who was reportedly among the top two finalists for the job, is scheduled to speak at the rally in Philadelphia before Harris takes the stage.