From Oklahoma to New York, mother nature is unleashing a wicked winter storm on the United States that could dump up to two feet of snow on the Midwest. Thousands of flights have been cancelled and schools are closing due to the blizzard.

Richard Hertzler / Lancaster Newspapers via AP
Pedestrians hold onto buildings or each other as they try to navigate an icy sidewalk on the first block of East Orange St. in Lancaster, Pa. on Tuesday, Feb. 1.