There's a popular, alluring and completely mythical theme that surfaces every time an unarmed black person is killed by police, or if there is a spike in murders in poverty-stricken urban areas, or both. It goes something like this: "If Black Lives Matter, then how come they don't matter when it comes to black-on-black crime?" The latest famous face to push that theme? None other than Ray Lewis, one of the most popular athletes in the history of Baltimore, which is also one of the most crime-ridden cities that also was thrown into turmoil by a death in police custody