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 Bing and Facebook Team Up to Take on Google in Social Search New Bing Social 'Sidebar' Will Pull In Facebook Friend Information By Cotton Delo, Published on May 10, 2012 2 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.