Vice President and Democratic presidential nominee Kamala Harris selected Minnesota Gov. Tim Walz as her running mate on Tuesday, putting an increased focus on his life and record in public office.Walz, 60, is a former U.S. Army National Guard member and a former teacher who has raised his profile in recent weeks as an effective advocate for Harris. He grew up in a small town in Nebraska, and was also a football coach and union member at a high school in Minnesota before getting into politics. Recently, he attacked former President Trump and his running mate JD Vance as “weird,” a viral in …