What Trump's new national security adviser means for Iran and North Korea 3/24/2018 11:27:53 AM   facebook Google+ ► Print Former Obama’s NSC staff says replacement of McMaster by Bolton is a sign that Iran deal is not just dead, but dead and buried ABC- 24  March 20  18-  President Donald Trump’s surprise announcement Thursday to replace his national security adviser H.R. McMaster with John Bolton is not only part of a broader shakeup but represents a shift toward an increasingly hawkish foreign policy posture as he faces major decisions within weeks on North Korea and Iran. Robert Malley, who served on the National Security Council during the Obama and Clinton administrations, says Trump's choice of Bolton amounts to nails in the coffin for the President Barack Obama’s landmark foreign policy achievement, the Iran nuclear deal. Bolton has been vocal in advocating for tearing up the deal, an idea that President Trump has al...