MEXICO CITY (AP) - Mexico recalled its ambassador from Cuba and will expel Cuba's ambassador after officials concluded the communist-run government interfered in Mexico internal affairs, Foreign Secretary Luis Ernesto Derbez announced Sunday. The diplomatic furor came as relations soured over Mexico's supporting a U.N. rebuke of Cuba's human rights record. A day earlier, in his annual May Day speech, Cuban leader Fidel Castro denounced Mexico over the vote and said it had lost the ability to act independently. Derbez said the respective ambassadors have 48 hours to leave their posts. The decision stops short of severing diplomatic ties but...