Again slamming Dobbs' birther theories, Matthews wonders if it's about "not documentation, but pigmentation" Video ››› July 23, 2009 12:17 AM EDT ››› MEDIA MATTERS STAFF From a special 10 p.m. ET edition of Hardball with Chris Matthews on July 22: Loading the player reg... Short Link copy link Posted In Diversity & Discrimination, Race & Ethnicity, Government, The Presidency & White House Network/Outlet MSNBC Person Rush Limbaugh, Chris Matthews, Lou Dobbs Show/Publication Hardball 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.