[hudibras]

Ultimately, that's what made them stop: somebody (or most likely, three somebodies) was going to get killed.

[a3n]

Three somebodies did get killed. https://en.wikipedia.org/wiki/Apollo_1

[physicles]

I’ve always heard it was because the budget dried up after we beat the evil commies to the moon. Could you point to a source that talks about the safety angle? I’d love to read about it.