Exclusive: President Obama Says North Korea Poses a 'Serious and Ongoing Threat'

President Obama today strongly condemned North Korea's attack on South Korea and, in an exclusive interview with ABC News' Barbara Walters, urged China to take a stand against aggression. "This is a -- just one more provocative incident in a series that we've seen over the last several months, and I'm going to be talking to the president of Korea -- South Korea this evening and we'll be consulting closely with them in terms of the appropriate response," the president said. "We've strongly...Full Story