President Donald Trump, left, and H.R. McMaster, national security advisor, walk toward Marine One on the South Lawn of the White House in...
Rex Tillerson, U.S. Secretary of State, from right, Wilbur Ross, U.S. Commerce secretary, and H.R. McMaster, national security advisor, listen during...
John Bolton, former U.S. Ambassador to the United Nations and senior fellow at the American Enterprise Institute, pauses during a television...
John Bolton, former U.S. Ambassador to the United Nations , talks on a mobile device while walking through the lobby at Trump Tower in New York,...
John Bolton, former U.S. Ambassador to the United Nations , speaks during the American Conservative Unions Conservative Political Action Conference...
McMaster, national security advisor, speaks at the Munich Security Conference in Munich, Germany, on Saturday, Feb. 17, 2018. President Donald Trump...
McMaster, national security advisor, listens as U.S. President Donald Trump, not pictured, speaks during a meeting with North Korean defectors in the...
McMaster, national security advisor, speaks during a White House press briefing in Washington, D.C., U.S., on Friday, May 12, 2017. President Donald...
McMaster, national security advisor, arrives to a news conference with U.S. President Donald Trump and Stefan Lofven, Sweden's prime minister, not...
President Donald Trump, left, and H.R. McMaster, national security advisor, walk toward Marine One on the South Lawn of the White House in...
McMaster, national security advisor, speaks during a White House press briefing in Washington, D.C., U.S., on Thursday, Nov. 2, 2017. President...
