Social Media As a blizzard slams Chicago, social media keeps the region informed When snowstorms hit, cities, school districts and even the National Weather Service are reaching the public through Twitter, Facebook and more traditional avenues. By Russell Working@byworkingFeb. 4, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.