You might think alarm bells would be sounding in Washington, given the warnings coming out of North Korea. But when they talk about North Korea, U.S. officials are sounding like exasperated parents responding to a child's tantrum.
At the White House on Friday, spokesman Jay Carney said the United States "would not be surprised" if North Korea actually carries out a missile test.
Bear in mind that, as NPR's Louisa Lim has said, North Korea's regime is skilled at making threats. And fortunately, the most ominous of those threats have not been followed by action in recent decades.
With those caveats in mind, here are Thursday's developments in the latest round of provocative moves by the communist state. From Beijing, Louisa tells our Newscast Desk that: