See this Washington Post article concerning strange bureaucratic goings-on in Nicaragua. Perhaps Danny Ortega is no more committed to democracy than was Somoza, the corrupt dictator whose overthrow he helped engineer.
In addition to the machinations detailed in the article, Ortega is snuggling up to Venezuela's Chavez and Bolivia's Morales, in addition to his long attachment to the brothers Castro in Cuba. None of these individuals are friends of the U.S.