With extreme cold continuing on Tuesday, hundreds of schools in Minnesota and Wisconsin have announced closures and delays.
Dozens of schools in Minnesota and western Wisconsin are starting late Wednesday as dangerously cold temperatures persist.
Temps will drop overnight on Sunday, pushing Minnesota into a deep freeze for most of the week. Here's what to expect:
A plane crash in snowy Toronto left a Delta Airlines regional jet upside down. Airport officials say all 80 passengers and crew on the flight -- which left from Minneapolis -- were accounted for, but at least some were injured.