North Korea attacks South Korea

WASHINGTON – President Barack Obama on Tuesday pledged the United States would stand “shoulder to shoulder” with South Korea after what the White House branded a provocative, outrageous attack by North Korea on its neighbor. Its options limited, the U.S. sought a diplomatic rather a military response to one of those most ominous clashes between the Koreas in decades
via Obama pledges US to defend its ally South Korea – Yahoo! News.