Trump picks hardliner Bolton to replace McMaster as national security adviser
FILE PHOTO — Former U.S. Ambassador to the United Nations John Bolton (L) speaks in Oxon Hill, Maryland, U.S. February 24, 2017, and White House National Security Advisor H.R. McMaster joins the daily briefing in Washington, U.S. July 31, 2017, in this combination photograph. REUTERS/Joshua Roberts, Jonathan Ernst/File Photo