Fights broke out at the end of the Wisconsin State Fair, resulting in chaotic scenes. An officer was hit and 7 people were arrested during the incidents. Despite reports of gunshots being fired, officials have denied these claims.

The denial of gunshots suggests that the situation, although violent, did not involve gunfire. Further details about the fights and arrests are available from the source.

The source provides more information about the events that unfolded at the fair, including the response of officials to the reports of gunfire.