Commentary The Democrats may be learning the hard way that it’s a mistake to alienate suburban parents. In particular, that it’s a mistake to say that parents shouldn’t be able to tell schools what to teach their children. Or to brand them as participants in “domestic terrorism” when they vocally protest the teaching of critical race theory (CRT), transgender use of school bathrooms, and other progressively fashionable but highly controversial public-school policies. This is why Terry McAuliffe, the popular Democratic governor of Virginia from 2014 to 2018 who was just yesterday deemed a shoo-in in his bid for a second term on Nov. 2, is suddenly neck-and-neck with his Republican rival, Glenn Youngkin, a relatively obscure Virginia businessman. Virginia is a purple state that turned blue during the first decade of the 21st century, with its liberal-leaning Northern Virginia suburbs providing solid majorities for Barack Obama, Hillary Clinton, and Joe …