Snow mixed with sleet and freezing rain blanketed parts of the Midwest and Mid-Atlantic on Monday, leaving tens of thousands without power.

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,

Storm Blair blanketed large swaths of the U.S., stretching from the Ohio Valley to the East Coast in ice and snow on Monday, affecting tens of millions of Americans who are now scrambling to protect their homes.