On Reliable Sources, Frum slams conservative talk radio, Beck for "inflammatory" rhetoric Video ››› August 23, 2009 11:19 AM EDT ››› MEDIA MATTERS STAFF ? From the August 23 edition of CNN's Reliable Sources: Loading the player reg... Short Link copy link Posted In Government, The Presidency & White House Network/Outlet CNN Person David Frum Show/Publication Reliable Sources 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.