Overview: Headlines for August 29, 2016; Complete Reversal of Democracy: Glenn Greenwald on Brazilian President Dilma Rousseff's Impeachment; As Bernie Sanders Condemns 'Coup' in Brazil, Why Have Obama & Clinton Been So Silent; Greenwald: 'Why Did Saudi Regime & Other Gulf Tyrannies Donate Millions to Clinton Foundation'; Greenwald: Journalists Should Not Stop Scrutinizing Clinton Just Because Trump is Unfit for Office; Greenwald: The Olympics May Be Over, But the Anger, Disillusionment Among Brazilians Remains High