The boy raised his hand, eager to answer the question. “What would you know about it?” exclaimed the teacher dismissively. “You’re not our race.”This was not dialogue from a Hollywood movie. According to a woman named Melissa Coon, it was what a teacher at East High School in Kansas City told her 13-year-old son, Allen, when he attempted to answer a question during Black History Month. Coon identifies that teacher as Mrs. Karla Dorsey, who is black; Allen is white.As has already been reported, Allen was a victim of a vicious racial attack last week in which two older black...