They are like this because they now an element of black culture is a total trash heap. They are just trying to stave off something being done to fix it. They are acting like a mother of a convicted serial murderer. You don't base the sentence on what that mother thinks because "He's such a sweet boy who wouldn't hurt a fly. This is all a misunderstanding." We know why the mother thinks like that because she's in denial of the disaster she created. We know why here as well.