Brrr! After record snow, bitter cold ahead for northern US

ERIE, Pa. (AP) — Freezing temperatures and below-zero wind chills socked much of the northern United States on Wednesday, even setting a record in a Minnesota city so cold it’s called the Icebox of the Nation, and will stay put for days to come as snow-hardened Erie digs out from a record snowfall.
Forecasters warned of hypothermia and frostbite from arctic air settling in over the central U.S. and spreading east.
The National Weather Service reported International Falls and Hibbing,