Not sure if this is what you meant, but Norm's conclusion,
> how in good conscience could he act on basically "taking the word of some guy in a white lab coat."
is actually quite correct. There is science behind DNA evidence, but there is also frequent malpractice of lab technicians, which ends up muddling results, with life ruining consequences.
If you want to know more, BobbyBroccoli has an entire channel full of extremely gripping videos about scientific malpractice and how it gets caught: https://www.youtube.com/@BobbyBroccoli/videos
> how in good conscience could he act on basically "taking the word of some guy in a white lab coat."
is actually quite correct. There is science behind DNA evidence, but there is also frequent malpractice of lab technicians, which ends up muddling results, with life ruining consequences.
John Oliver has talked about it: https://www.youtube.com/watch?v=ScmJvmzDcG0