Minnesota Gov. Tim Walz accepted the Democratic nomination for vice president Wednesday night at the party’s convention in Chicago.Walz took the stage with delegates waving hundreds of “Coach Walz” signs and “Small Town” by John Mellencamp playing in the background. Walz began his speech by talking about his small-town upbringing in Butte, Nebraska, where not everyone believed the same thing or loved the same way, but saying, “Everybody belongs, and everybody has a responsibility to contribute.”Walz went through his professional resume, starting with his work as a high school teacher and coach. “It was those players and my students who inspired me to run for Congress,” he said. “I learned how to work across the aisle on issues like growing the rural economies and taking care of veterans.”Walz said, “Never underestimate a public school teacher,” as he described how he won a seat in Congress after a career as a …