You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Microsoft's Bing Spends Big to Buy Politico On Election Day Exxon Mobil, United Healthcare and Railroad Norfolk Southern Opt for Online Presence Around the Vote By Kate Kaye and Jason Del Rey, Published on November 06, 2012 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.