Kamala Harris has picked Minnesota Gov. Tim Walz to be her running mate, according to multiple outlets including the , the , and . By most accounts, it came down to a choice between Walz and Pennsylvania Gov.

Josh Shapiro. The reports that Harris told allies she has chosen Walz, a 60-year-old former high school teacher and military vet who is known as a progressive governor. The two will appear together Tuesday night at a rally in Philadelphia and then in a series of rallies in swing states that include Arizona, Georgia, Michigan, Nevada, North Carolina, Pennsylvania, and Wisconsin.

Walz's national political profile began rising in a hurry last month when he described top Republicans as "weird" in a TV interview that went viral and . Still, a recent showed that seven in 10 voters registered nationally say they had "never heard" or were "unsure" of the Midwestern Democrat, notes the . Helping Walz's case is that Donald Trump has been ramping up his campaign in Minnesota, where no GOP presidential candidate has won in 50 years, per the Hill.

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