Tuesday's letters: Fearmongering precedes pot legalization

I am quite suspicious about the headspace of the Journal editor who captioned a brief article about a U.S. survey with the headline “Pot holiday linked to fatal car crashes” (Feb. 13). Maybe their attention span allowed them to only get as far as the first paragraph. 
The next one explicitly stated that the survey being reported had found absolutely no evidence of a link between pot smoking and car crashes on the one day of the year studied from 1992 to 2016, which was