RED BARBLUE BARDavid Cay JohnstonThursday’s arrest of Steve Bannon, the last manager of Donald Trump’s 2016 campaign, carries powerful messages that strike fear in The Donald. The arrest of Bannon and three others on fraud charges grows  2019 DCReport  by Grant Stern.If federal prosecutors can flip Bannon, a 66-year-old man ill-suited by health or personality to prison life, it would be devastating for Trump. Although the president enjoys immunity from federal indictment, that privilege ends the moment his presidency does.ADVERTISEMENTSubpoenaed records are virtually...…RED BARBLUE BARDavid Cay JohnstonThursday’s arrest of Steve Bannon, the last manager of Donald Trump’s 2016 campaign, carries powerful messages that strike fear in The Donald. The arrest of Bannon and three others on fraud charges grows  2019 DCReport  by Grant Stern.If federal prosecutors can flip Bannon, a 66-year-old man ill-suited by health or personality to prison life, it would be devastating for Trump. Although the president enjoys immunity from federal indictment, that privilege ends the moment his presidency does.ADVERTISEMENTSubpoenaed records are virtually...WW…