U.S. Trade Representative Amb. Jamieson Greer joins ‘Fox News Sunday’ to discuss China’s export limits on rare earth minerals, the global fentanyl crisis and potential next steps for the Trump team. #fox #media #breakingnews #us #usa #new #news #breaking #foxnews #foxnewssunday #donaldtrump #trump #jamiesongreer #ustr #traderepresentative #china #beijing #fentanyl #crisis #trade #tariffs #economy #global #foreignpolicy #rareearth #minerals #manufacturing #exports #nationalsecurity #politics #