US Midwest experiences 'life-threatening' cold snap

US Midwest experiences 'life-threatening' cold snap Subscribe to the Guardian HERE: http://bitly.com/UvkFpD Temperatures in the US Midwest remain at well below freezing on Monday as forecasters warn people to stay indoors. States such as Minnesota, Michigan and Dakota are experiences cold as low as -60f (-51c). The cold spell, caused by a 'polar vortex' from the Arctic, is the worst seen in the region for 20 years Click for full Guardian article: http://www.theguardian.com/world/vide...