The charts and maps and graphs they have in the article are impressive a little daunting but very interesting. Over the last couple of weeks, Idaho, Wyoming, Alabama, Mississippi and West Virginia have had a fall in daily positive COVID cases. The study goes on to describe similar scenarios for the other four states listed that also happen to be, like Idaho, some of the least vaccinated states in the country.
I am not an easy going flier. I always have to grit my teeth and hold someone's hand during take-off and landing, so this situation would scare the pants off of me.