Releases harsh statement on rival's debate remark, saying it would be "dangerously naive in international diplomacy" to meet with Cuba's new leader. Read statement here.
Says of resigning leader: "I hope he has the opportunity to meet Karl Marx very soon."
Response from Obama campaign: "John McCain would give us four more years of the same Bush-McCain policies that have failed U.S. interests and the Cuban people for the last 50 years...." Read full statement.
Plus: Fidel Castro responds to Thursday's debate.
