Maverick Matthews endorses John McCain, then immediately rescinds endorsement Video ››› April 7, 2010 6:14 PM EDT ››› MEDIA MATTERS STAFF ? From the April 7 edition of MSNBC's Hardball with Chris Matthews: Loading the player reg... Previously: Matthews to McCain: "[Y]ou know you're in my heart!" Short Link copy link Network/Outlet MSNBC Person Chris Matthews 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.