US and S. Korean officials estimate that North Korea has about 60 nuclear weapons, and can manufacture about 6 per year at present.
That's a funny way of saying that we had interviews from the general that ordered the destruction of the program that all WMD had been destroyed after the Iran-Iraq war.[1]
I'd add that counter-evidence of continuance was strong if you're going to include that at all.
[1] http://www.cnn.com/WORLD/9509/iraq_defector/kamel_transcript...
https://www.nytimes.com/interactive/2014/10/14/world/middlee...