A young lady at a baseball game became the time-honored dunce when she complained about the “KKK” sign in the outfield. Atlanta-native Sania Kay was at a Braves baseball game when she noticed the sign in the outfield and tweeted her distaste, writing “definitely NOT ok.” Of course, the Braves’ stadium is not a home of proud white supremacists; instead, what Sania encountered was the “K-Corner.” Almost every stadium has one of them, the so-called “living scorecard” where fans in the outfield keep track of the home pitcher’s strikeouts. Of course, Sania quickly got ridiculed online for her cluelessness. But...