Democratic presidential nomination

Minnesota Gov. Tim Walz says it's "the honor of a lifetime” to be Kamala Harris' running mate. Harris announced Walz as her vice presidential pick earlier Tuesday and said he has “delivered for working families.” The announcement comes as Alabama Democratic delegates weigh in on the unity of the party after President Joe Biden stepped down from the ticket.

In an exclusive interview with The Associated Press, Birmingham, Alabama, Mayor Randall Woodfin says he is backing Joe Biden for the 2020 Democratic…