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 Sen. Jay Rockefeller Blasts Ad Industry In Senate Hearing Over Do Not Track Admonishes Ad Industry for Dragging Feet On Do Not Track Standard By Kate Kaye, Published on April 24, 2013 1 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.