"The Cass County Sheriff’s Office extends its heartfelt sympathies to the victim's families, the community of Enderlin, and all other communities affected by this weekend's trag

The deaths came after a series of large and long-lasting storms moved through North Dakota and Minnesota Friday night.

Three people are dead and a regional airport was heavily damaged after powerful winds, including a tornado, swept across the upper Midwest, while nearly 150 million Americans were under a heat advisory or warning.