Morning Joe did a very decent job today of covering the shooting of police officers in Dallas and the issue of police shootings of African-American. The remarks were generally even-handed. Even Al Sharpton was cautious and balanced in his comments. And so it was surprising that of all people, Chuck Todd made the most tendentious remark. Speaking of the shooting of Philando Castile in St. Paul, Minnesota, and discussing the need for better police training, Todd said: “how do you train prejudice and hate out of somebody’s heart? That’s a tough thing.” Is there racism among police? Of course, as...