ST. GEORGE, Utah — A major road in Washington County was shut down Wednesday evening following an auto-pedestrian collision that occurred shortly after 7 p.m. The incident took place at the intersection of 900 East and Riverside Drive, prompting local authorities to close a section of Riverside Drive for investigation. At this time, the details surrounding the crash remain unclear, and no information about potential injuries has been released. The St. George Police Department has confirmed that a crash reconstruction team has been deployed to the scene to determine the circumstances of the accident. As a result of the crash,…