“You’re going to Mount Vernon?” asks my Uber driver, Mohammed, in broken English, picking me up from President Trump’s very disappointing Great American State Fair over the Fourth of July in Washington, DC. I tell him that I am going to nearby Alexandria. “OK, we will see,” he tells me, curtly. So, where is he taking me? I wonder, as we cross the Potomac. He’s also behaving erratically — jittering in his seat, changing lanes without turn signals, and aggressively honking at the car in front of him. I check my Uber app to make sure I got in the right car. I tell myself that a 5-foot-5-inch-tall college student wearing a polo shirt probably won’t be murdered underneath an interstate overpass in Northern Virginia, at least not tonight. Everything turned out fine with my Uber. I made it to Ale