Important moves have been made in North Korea ahead of the ruling party's largest gathering in 30 years. The youngest son of ruler Kim Jong Il has reportedly been named a general.
Former Assistant Secretary of State for East Asian and Pacific Affairs Christopher Hill, now Dean of the Josef Korbel School of International Studies at the University of Denver, says that the next transfer of power in North Korea is a tricky step.
"To pass power onto a third generation is always more difficult than the second generation," said Christopher Hill. "And I think we have not seen the signs that Kim Jong Un has been particularly groomed for a leadership the way his father was over the course of many years under Kim Il Sung.