Every state from Kansas to Delaware logged at least one report of 10 inches or more of snow. At one point, some 70 million Americans were under winter storm warnings.

The first major winter storm of the new year barreled into the U.S. mid-Atlantic states on Monday, closing down federal offices and public schools in Washington, D.C., after dumping a foot of snow in parts of the Ohio Valley and Central Plains.

A major winter storm that broke snowfall records in the Midwest is now slamming the mid-Atlantic and causing the cancellation of more than 1,900 flights across the U.S. More than 50 million Americans from Kentucky to Washington,