[Shryke]

I'd agree you might get into the 100's of thousands dead. But not millions. Not with 10kt weapon.

[fiftymegaton]

People gather in NYC for big events and marches. MILLIONS of them pack together for marches and parades. I wouldn't say it's impossible. In any event we wouldn't be able to count the dead anyway.

[backtothestreets]

Whatever the number, let's just hope the theories are put to the test.