White House interested in policies that promote democratic principles . Source says expulsion of two U.S. military aides `` not a sign of strength '' The Washington Post Venezuelan President Hugo Chavez died after a long fight with cancer .
White House interested in policies that promote democratic principles . Source says expulsion of two U.S. military aides `` not a sign of strength '' Obama administration wants elections to be `` free and fair and credible , '' source says . Venezuelan President Hugo Chavez died after a long fight with cancer .