Cameras are visible on the exterior of an Nvidia self-driving car inside the Nvidia booth during CES 2019 at the Las Vegas Convention Center on January 8, 2019 in Las Vegas, Nevada. (Justin Sullivan/Getty Images)
Tonga's King Tupou VI (C) reviews a military honour guard with Chinese President Xi Jinping during a welcome ceremony in the Great Hall of the People in Beijing on March 1, 2018. (GREG BAKER/AFP/Getty Images)
A gold plated seal outside inside the Eccles Building, the place of the Board of Governors of the Federal Reserve System and of the Federal Open Market Committee, May 19, 2016 in Washington, DC. (Brooks Kraft/ Getty Images)
A woman uses a computer to control robots at the 855,000-square-foot Amazon fulfillment center in Staten Island, one of the five boroughs of New York City, on February 5, 2019. (JOHANNES EISELE/AFP/Getty Images)
Benjamin Franklin container ship being loaded at the Xiamen Songyu Container Terminal at night in Xiamen, China, on Saturday, Jan. 30, 2016.(Qilai Shen/Getty Images)
Germany's Chancellor Angela Merkel and U.S. President Donald Trump speak together on the first day of the G7 Summit, on June 8, 2018 in La Malbaie, Canada. (Leon Neal/Getty Images)
The Qualcomm booth during CES 2019 consumer electronics show on January 10, 2019 at the Las Vegas Convention Center in Las Vegas, Nevada. (ROBYN BECK/AFP/Getty Images)