things lackk at the people have been through in this country from slavery -- black people have in throughn this country from slavery to jim crow to separate water fountains to situations now like the poison water crisis in flint, michigan that disproportionately impacts lack people -- impacts lack have beenack people willing to go to court to peacefully protest, but there's something about being attacked by the police, the people who are supposed to protect and serve you that affect african-americans like nothing else. when you look at every major civil insurrection that has risen up in the united states when black people have abandoned peaceful protests and taken it to the streets in baltimore, in ferguson, in los angeles, it's because of something the police have done. attack byeel under your own government, that is an extreme form of frankly prejudice and makes you want to rise up. it makes black people rise up like no other kind of discriminate in. brian: you've been a professor for 20 years. you teach at georgetown law school and you are a graduate of harvard law school, graduate of