Maoist leader steps down in the country's worst crisis since a peace deal in 2006 ended more than a decade of civil war.
Prime Minister Rudd proposes $72 billion in new spending. US military can't protect it, say analysts.
Airplanes themselves are safe, experts say, but flights to Mexico have been cut. Drug cartel violence is an issue too.
Lin Zhao, who was executed in 1968, challenged history and Mao.
Beijing woos some of its best expatriate scientists. US should act, some say.
Pyongyang may fulfill a vow to conduct another nuclear test, analysts say. It may also be testing US response.
Adil Hakimjan, the first freed Guantánamo prisoner to be granted asylum in Europe, says he is 'very happy.' President Obama called Friday for seven of the 17 remaining Uighurs at the prison to be released.