China's President Xi Jinping (L) and US President Donald Trump attend a working session on the first day of the G20 summit in Hamburg, northern Germany, on July 7, 2017.
WASHINGTON, DC - JANUARY 23: (AFP OUT) U.S. President Donald Trump shows the Executive Order withdrawing the US from the Trans-Pacific Partnership (TPP) after signing it in the Oval Office of the White House in Washington, DC on Monday, January 23, 2017. The other two Executive Orders concerned a US Government hiring freeze for all departments but the military, and "Mexico City" which bans federal funding of abortions overseas. Standing behind the President, from left to right: US Vice President Mike Pence; White House Chief of Staff Reince Preibus; Peter Navarro, Director of the National Trade Council; and Jared Kushner, Senior Advisor to the President. (Photo by Ron Sachs - Pool/Getty Images)