What Should America's Cuba Policy Be?

During Monday night's GOP debate in Florida, Newt Gingrich spoke favorably on intervening in Cuban affairs if Fidel Castro dies.

Gingrich and Ron Paul on Cuba

What should be the U.S. policy towards Cuba? Should the United States employ covert action in the near future? 

Is it the business of the U.S. to intervene in the national affairs of countries in Central and Latin America?

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