By ERIC TALMADGE and ANNE GEARAN

SEOUL, South Korea (AP) — North Korea on Friday vowed to retaliate if punitive U.N. sanctions are imposed for its latest nuclear test, and U.S. officials said there are new signs Pyongyang may be planning more long-range missile launches. With tensions rising, the communist nation punctuated its barrage of rhetoric with yet another short-range missile launch — the sixth this week.

Perhaps more significantly, officials in Washington said there are indications of increased activity at a site used to fire long-range missiles. Read the rest of this entry »

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