An Unha-3 rocket lifts off from a launch site in the village of Tongchang-ri, about 35 miles from Dandong, North Korea, on Wednesday, Dec. 12, 2012, in this monitor screen image taken and released by the Korean Central News Agency. (AP Photo/Korea Central News Agency via Korea News Service)

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An Unha-3 rocket lifts off from a launch site in the village of Tongchang-ri, about 35 miles from Dandong, North Korea, on Wednesday, Dec. 12, 2012, in this monitor screen image taken and released by the Korean Central News Agency. (AP Photo/Korea Central News Agency via Korea News Service)