Mattis On What Keeps Him Up At Night: 'Nothing. I Keep Other People Awake' Brett LoGiurato, Business Insider Other May 30, 2017 at 11:58 AM news Photo via DoD Defense Secretary James Mattis pulled out a casual punchline Sunday when an interviewer asked what threats around the world keep him up at night. Read More Show Less face the nation James Mattis John Dickerson
