[caption id="attachment_21691" align="alignleft" width="2048"]<img src="https://cherryroadsports.com/wp-content/uploads/2021/07/Bergquist.jpg" alt="" width="2048" height="1115" class="size-full wp-image-21691" /> Pat Bergquist refereed the Denfeld-Grand Rapids high school football game at historic Public Schools in 2020. Howie Hanson / Duluth Times[/caption] Minnesota high school boys and girls fall sports teams will begin official 2021 preseason workouts on Monday, August 16.