North Korean leader sends 'special envoy' to China

FILE - In this April 15, 2012 file photo, North Korean leader Kim Jong Un, right, chats with North Korean People's Army senior officers, Vice Marshal and the military's General Staff Chief Ri Yong Ho, left, and Vice Marshal and Vice Chairman of the Central Military Commission Choe Ryong Hae, during a mass military parade in Kim Il Sung Square to celebrate the centenary of the birth of his grandfather, national founder Kim Il Sung in Pyongyang, North Korea. Choe, a "special envoy" for North Korean leader Kim Jong Un left Pyongyang on Wednesday, May 22, 2013, for China, the North's only major political and economic benefactor. State media released few details, but the trip comes at a rocky time in ties between the allies.