Trying to imagine what that would look like. National guard squaring off against militias? Does the US military break apart? Big jump in bombings?

Tried to see if this data was backed up at the ALA website. Didn't look like it.

https://www.lung.org/research/trends-in-lung-disease/lung-cancer-trends-brief/lung-cancer-mortality-(1)

Actually, if looking at it from the 80s it looks like that might be accurate. But this graph tells a different story.