What killed Dr. SarahBeth Hartlage?

The city of Louisville's Covid vaccine coordinator - and a vocal proponent of mRNA shots - "died unexpectedly" last week. She was 36. The city doesn't seem to think it needs to say more. It's wrong.

For over a year, Dr. SarahBeth Hartlage urged people to take Covid vaccines.

She urged them online, in person, and in briefings with Louisville’s mayor. She tweeted a picture of herself opening a box of mRNA jabs and said she’d had “a little visit from the Pfizer fairy.” She was thrilled when regulators authorized shots for five-year-olds and disappointe…