Travelers at the end of the Thanksgiving holiday on Sunday were finding hundreds of flights delayed and canceled in Chicago following a winter storm in the Great Lakes region, while a wintry mix of rain and snow developed in the Northeast.

In Wisconsin, utility crews worked to restore power to thousands of people, while the airport in Des Moines, Iowa, reopened on the critical travel day after a Delta Connection flight landing from Detroit slid off an icy runway. No injuries were reported, and passengers were transported to the terminal by bus.

Hundreds of churches in western Michigan told worshippers to stay home or watch services online. Up to 12 inches of snow had fallen since Saturday in areas close to Lake Michigan.

On Saturday, 8.4 inches of snow fell at Chicago O’Hare Internation

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