Dueling Tariff Announcements Blamed For Stock Market Volatility 8:31am April 04, 2018 by Jim Zarroli Business Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2018 NPR. To see more, visit http://www.npr.org/. 300x250 Ad More Morning Edition World News Morning news brief NTSB wraps up 'door plug' hearing. What did the safety board learn? by David Schaper 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate