As national security adviser to President Trump, John Bolton has been the chief translator of Trump's unorthodox foreign policy views to the vast U.S. bureaucracy.
The Saudi Prince reportedly accused Khashoggi of being a dangerous extremist in a phone call with Jared Kushner and national security adviser John Bolton.
The Trump administration is "very, very early in the process of considering" what it wants to do about the main existing arms control treaty between the United States and Russia.