NK supposedly has a chemical weapons facility in Syria.

If destroyed wouldn't we be able to sniff the air and positively identify their existence?

Maybe Kim sold them all out during his trip to China.

https:// www.breakingisraelnews.com/104300/is-a-secret-north-korean-base-in-syria-producing-chemical-weapons-and-ballistic-missiles/#MWHLPhidfj6V4xqv.97