police officer class act go trump rally check see say expect trump lot radical come undecided voter leave trump supporter story mirror trump rally story sterling heights mi people inside rally wait long time see trump room become hot uncomfortable people attendance really hear say respectful plant likely pay protesters start scream people leave event things get ugly.brandon tatum officer tucson police department share video saturday night give perspective donald trump campaign rally tucson arizona disruptive protesters hurl obscenities republican candidate.tatum say black man feel unsafe around trump supporters ready fight protesters self-defense call hateful evil people ever see demonstrators recall chant phrase black live matter use profane language gesture lead mother cover child ears.my experience donald trump rally tucson az pressplayposted brandon tatum saturday 19 march 2016 az police officer go trump rally…shocked anti-trump protesters behavior hateful evil people ever see