The Republican governor of Florida, Ron DeSantis, brought his act to Pittsburgh on Friday and left little doubt that he’s running for president in 2024. We need to talk about this, but first, let’s look at the even more revealing event that DeSantis staged right before he boarded the jet for his Rust Belt road swing — a full-on display of what 21st-century American fascism looks like. In heavily Democratic Fort Lauderdale, Florida, the 5-foot-9 DeSantis — the modern fulfillment of the Jimmy Breslin-ism about a small man in search of a balcony — elevated himself on a podium, flanked as he so of...