some of which he said were three times more powerful than the atomic bombs the US dropped on Hiroshima and Nagasaki in 1945.

Lol, is this supposed to be frightening? Nuclear powers developed weapons many times more powerful than Fat Man and Little Boy half a century ago.

Aldo, isn't the whole point of a tactical nuclear weapon that it's low yield?

This posturing is getting very old.

Like there's any plutonium left in them

I'm going way out on a limb here, but I'm betting these things, much like the supersonic missiles he was to unleash upon a terrified world, weren't supersonic at all, and were/are probably made out of mostly empty toilet paper rolls and spare parts from X-Ray machines