"North Korean military units talked about the possibility of shooting down a
helicopter carrying Defense Minister Kim Kwan-jin during his visit to a frontline unit
in July, officials here said Monday. Intelligence agencies have started investigating
whether the North Koreans actually tried to shoot down Kim's helicopter and how
they got hold of his frontline tour schedule."
See:
http://english.chosun.com/site/data/...081600941.html
Are the N. Koreans that eager for another Korean War?