In the wee hours of the morning on Monday, Martin Luther King Jr. Day, an arsonist spray-painted the message, “Jesus is Black” in a Roman Catholic Church in Toledo, Ohio, while setting fire to parts of the church. Police later caught up to the suspect, 27-year-old Christopher A. Harris. Harris shot and killed a police officer in a shootout that also claimed his life. Harris’s Facebook account includes multiple posts with the message, “Jesus is Black,” and one post evoking King’s assassination days before the church arson. Shortly before 2:30 a.m. on Monday, a vandal reportedly attempted to set fire...