*Bender, Michael C.; Salama, Vivian (September 10, 2019). [https://www.wsj.com/articles/trump-says-john-bolton-is-leaving-white-house-11568131727 John Bolton Ousted by Trump as National Security Adviser]. ''The Wall Street Journal''. Retrieved September 10, 2019. | *Bender, Michael C.; Salama, Vivian (September 10, 2019). [https://www.wsj.com/articles/trump-says-john-bolton-is-leaving-white-house-11568131727 John Bolton Ousted by Trump as National Security Adviser]. ''The Wall Street Journal''. Retrieved September 10, 2019. |