In a matter of days, Jang Song Thaek went from being one of North Korea's most powerful officials to being publicly denounced as "human scum" and then, according to North Korean state-run media, being put to death.
The South Korean government has asked a group to postpone lighting Christmas Trees along the North-South border, as North Koreans mourn the death of their leader, Kim Jong Il. But Seoul hasn't stopped from sending leaflets denouncing Pyongyang.
The last time North Korea had a transition of power, people in the South feared the outbreak of war. Now they're taking it in stride. And as Jason Strother reports, some see the change as an opportunity for South Korean business.