Gary Cohn, left, with national security adviser H.R. McMaster,
Steve Bannon, Trump's chief strategist, has been fired.
Bannon's ouster a big win for Gary Cohn and Wall Street.
Bannon's rival, Gary Cohn, Trump's chief economic adviser, has defeated Bannon.
Bannon's job was to make Trump popular with the republican voters.
Gary Cohn's job is to help Goldman Sachs, the Rothschilds and their friends?