[IN DEPTH] Japan-N.Korea Summit 20 Years On: Diplomat's Secret Mission

Two decades ago, the leaders of Japan and North Korea held a landmark summit that opened the door to five Japanese abductees returning home. The summit was made possible by months of secret negotiations between a Japanese diplomat and a mysterious negotiator from Pyongyang. This episode of In Depth features an exclusive interview with the envoy working for Tokyo to find out what happened behind closed doors, and the public backlash that followed.