gets better soon. yeah. >> reporter: that video is heavily censored, but south korean intelligence has confirmed to cnn they do believe this is, in fact, kim han sol, around 22 years old. mostly educated overseas, not in north korea. what's mysterious about this is the group that's published it, no korea watcher has heard of them before. and in their statement, they thank the governments of the u.s., the netherlands, china and an unidentified fourth country for helping spirit kim han sol and his relatives to safety. we reached out to the governments, they haven't commented on this. but it does appear to be, again, a surviving son of the man who was murdered, apparently, with a chemical weapon, vx nerve agent here at the main airport in kuala lumpur last month. >> kim jung nam, the half