http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20080228/turkey_Gates_080228/20080229?hub=Politics Obama campaign mum on NAFTA contact with Canada Updated Fri. Feb. 29 2008 12:32 PM ET CTV.ca News Staff Despite repeated requests, Barack Obama's campaign is still neither verifying nor denying a... Sign in to see full entry.