After spending several futile hours rummaging through media accounts and the United States Postal Service (USPS) website, I still had no answer to the question I set out to address: Are postal workers subject to a vaccine mandate? Wanting the straight skinny, I decided not to call USPS headquarters but to visit a facility and talk to the workers loading and unloading mail. To my good fortune I found a well-spoken, straightforward supervisor who told me, through his mask, what I wanted to know. "We are encouraged to get vaccinated, but we do not face a vaccine mandate like the...