Clarification on my post...I think the little fat man is at it again...purging.
Park, who helped secure the release of two American journalists detained in North Korea in 2009, said he doubted that there had been any disagreement between Kim Yang Gon and Kim Jong Un.
But he noted that "traffic accidents are very uncommon" in North Korea.
Another analyst told CNN that a "suspicious" number of high-ranking North Korean officials have met their end in car accidents.
"Security is extremely tight when a high(-ranking) official is traveling through essentially empty streets. Yes they are known that they love to speed. So occasionally such incidents might happen," Andrei Lankov, a professor at Seoul's Kookmin University, said.
"However, there is another reason to be highly suspicious. If you look at the North Korean history, we can see that a surprising large number of their high level North Korean officials have died in car crashes."