GM still rules roads in Cubahttp://worldblog.msnbc.msn.com/archive/2009/06/12/1963215.aspxBy Mary Murray, NBC News Havana Bureau Chief HAVANA – General Motors may be losing ground to foreign competition at home, but in Cuba the American automaker remains king.  The popular GM models that rolled down Havana's streets in the '40s anden-USCommunityServer 2.0 (Build: 60608.1)