At least 20 cows were killed and dozens more trapped after the roof of a barn collapsed at the Aho Brothers dairy in Becker County, Minn., last week.

According to Detroit Lakes (Minn.) Online, 55 rural firefighters and neighbors worked for hours to free the trapped animals. Despite their efforts, 20 animals were killed in the collapse. Read more here.

On their Facebook page, the Aho Brothers dairy offered thanks for the prayers and support they have received.

“Thanks to anyone who has showed support in any way," including all of the firefighters and community members," the Facebook message read. "There was a lot of snow shoveled (and) debris removed to free cows that were trapped."

While spring may bring warmer weather for some producers, snow is sticking around in some states in the northern Corn Belt. The University of Minnesota Extension has tips for avoiding roof collapses from snow. Read the article here.