Minnesota Public Radio posted the dash cam footage from Philando Castile's murder by Office Jeronimo Yanez. I don't know why, but I decided to watch it--perhaps because the verdict was fresh in my mind, another police officer proved innocent of crimes we can see him commit, perhaps because I felt like I owed it in some small part to the memory of Philando Castile. I stay away from graphic footage of attacks like those because they are a heavy burden to bear, but I am allowed to stay away because I'm white, and because I'm white I spend my life staying away from attacks like those, and because I'm white I spend my life free from the true terror that Black Americans feel every day…