About the Author
Leo Byrne
Leo Byrne was the Data and Analytic Director at NK News. Follow him on twitter.
Update at 14:00 KST: This article has been updated to include further comments from an analyst.
North Korea on Tuesday broadcast a documentary showcasing its 2017 intercontinental ballistic missile (ICBM) developments, airing the film as disarmament talks with Washington ground to halt and shortly after a new missile launch on October 2.