[PJ-Comix]

It could have been a dud H-bomb - a fission trigger explosion that failed to produce the fusion explosion.

I'm wondering if the NORK scientists told Dear Leader that it was a successful H-bomb even though it failed. I mean, how would he know if it was successful or not. They might have had to lie to save their hides.

[Quickgun]

Could be. I’ve heard he’s fed some of his kinfolk to dogs for a far less infraction than a nuclear failure...