Stanford expert discusses Pyongyang special envoy to Beijing


An Air Koryo plane parked at the Beijing Capital International Airport, September 2012. China is one of the few countries that the North Korean state-operated airline flies into.
Photo credit: 
Flickr / Gabriel Britto
China is North Korea's most important ally, but relations between the two countries have appeared strained in recent months. David Straub spoke to Radio Free Asia about Pyongyang's decision to send a special envoy to Beijing in May.