CNN's Anderson Cooper and panel challenge tea partier Williams over his history of incendiary anti-Obama remarks Video ››› September 15, 2009 3:20 PM EDT ››› MEDIA MATTERS STAFF From the September 14 edition of CNN's Anderson Cooper 360: Loading the player reg... Previously: CNN gives radio-host exemption to birther, progressive-smearing Mark Williams Short Link copy link Posted In Health Care, Health Care Reform Network/Outlet CNN Person Mark Williams Show/Publication Anderson Cooper 360 We've changed our commenting system to Disqus. Instructions for signing up and claiming your comment history are located here. Updated rules for commenting are here. View the discussion thread.