LIVE: Harris selects Minnesota Gov. Tim Walz as running mate, aiming to add Midwest muscle to ticket [Video]

WASHINGTON (AP) — Vice President Kamala Harris picked Minnesota Gov. Tim Walz to be her running mate on Tuesday, according to three people familiar with her decision, after a breakneck selection process that began barely two weeks ago when she suddenly became the likely nominee.

Harris’ campaign planned to make the formal announcement via video message before the pair heads to an evening rally in Philadelphia.

The decision marks another major milestone in the short period since the vice president moved to take over the top of the Democratic ticket following Joe Biden’s July 21 decision to step aside. She has been scrambling to build out a campaign since then and to breathe new life into the Democratic race against Republican Donald Trump. She clinched the nomination formally on Monday night.

In choosing the 60-year-old Walz, she is turning …