Maddow covers Media Matters grilling Murdoch over Fox News' tea party promotion Video ››› April 7, 2010 10:33 PM EDT ››› MEDIA MATTERS STAFF ? From the April 7 edition of MSNBC's The Rachel Maddow Show: Loading the player reg... Short Link copy link 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.