Watch Live: Kamala Harris rally with VP pick Tim Walz in Philadelphia

Washington — Vice President Kamala Harris is hitting the campaign trail with vice presidential running mate Minnesota Gov. Tim Walz in Philadelphia on Tuesday — the pair's first rally together since she announced which Democratic candidate would be her VP pick hours ago.

The rally is underway, with Harris expected to speak beginning at around 5:30 p.m. ET. 

In his first remarks as Harris' running mate, Walz is expected to emphasize Midwestern values.