U . S . special envoy Stephen BosworthStephen Bosworth ( L ) US special envoy on North Korea , shake hands with South Korean peninsula peace negotiator chief Wi Sung - lac ( R ) in Seoul , South Korea , 07 December 2009 . US special envoy Stephen Bosworth arrived for two - day visit in Seoul en route to Pyongyang , where he is scheduled to start a three - day visit on 08 December . EPA / SONG KYEONG - SEOK / POOL < 뉴스 의 새 시대 , 연합뉴스 Live > < 연합뉴스 폰 > < 포토 매거진 >< 저작권자 ( c ) 연합뉴스 . 무단 전재 - 재배 포금 지 . >