Polar vortex continues to disrupt the city

Polar vortex continues to disrupt the city
Polar vortex continues to disrupt the city

Polar vortex continues to disrupt the city

The National Weather Service has issued a wind chill advisory until Wednesday morning, with wind chills expected to be up to 40 below through Tuesday morning. Chicago Public Schools and suburban districts have called off school again on Tuesday. We hear how residents are coping with the cold, and what rules apply for home and business owners in ensuring their sidewalks are safe for passage. Photo: Flickr/akasped