 Backers say it recognizes extra wear on roads from delivery vehicles. The Minnesota Retailers Association and other businesses have expressed concerns about the law. They say it hurts lower-income people the most and those who depend on doorstep delivery. I'm Clay Masters. Minnesota National Guard troops will be helping with security measures at next month's Republican National Convention in Milwaukee. Governor Tim Walz made the announcement Friday. Walz says Minnesota Guard support in Wisconsin will, quote,