Chris Christie Stages Mock Trial of Hillary Clinton Despite Corruption Charges Dogging His Own Staff; Meet the RNC Vendors Selling Trump Gear in Cleveland While Hoping He Loses the Election; Nina Turner: Killing of 12-Year-Old Tamir Rice Highlights Value Gap Between Black & White Lives; Black Activists Occupy Police Union Offices in NYC & DC, Demand End to Protection for Brutal Cops; Meet the Student Fighting Case Western U. for Shutting Down Campus to House 1,900 Police Officers.