BUDAPEST (AP) - Hungary's prime minister stunned the country Saturday by announcing his resignation because he had become an "obstacle" to the reforms needed to pull the country out of its worse financial crisis since the end of communism nearly 20 years ago. Ferenc Gyurcsany, of the ruling Socialists, made the unexpected announcement at his party's congress saying that he was keeping a pledge he made in January last year to change the leadership if the embattled party's popularity failed to recover. He accepted his reputation was badly damaged when state radio in 2006 broadcast a speech he made at...