Kamala Harris picks Minnesota Gov. Tim Walz as running mate

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Kamala Harris and vice presidential running mate Tim Walz make first appearance together in Philly

Vice president Kamala Harris and her newly announced running mate Minnesota Gov. Tim Walz appeared in Philadelphia together Tuesday night.

Vice President Kamala Harris picks Minnesota Gov. Tim Walz as running mate as she looks to boost the Democratic ticket in the Midwest, AP sources say.

Harris' formal nomination came after a five-day round of online balloting by Democratic National Convention delegates ended Monday night, with the party saying in a statement released just before midnight that 99% of delegates casting ballots had done so for Harris. 

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VP Harris selects Tim Walz as running mate

Kamala Harris has chosen Minnesota Governor Tim Walz as her Vice President pick.

While the DNC Chair Jaime Harrison confirmed that Harris secured enough votes from delegates last week, Monday’s vote just made it official. 

Walz is a former U.S. Army National Guard member and former teacher.

This is a developing story. Stay with FOX 5 for updates and more information.