The floor of the New York Stock Exchange on Thursday. The Dow Jones industrial average tumbled after the Trump administration announced plans to impose tariffs on Chinese imports.
President Donald Trump chats with Chinese President Xi Jinping during a welcome ceremony in Beijing on Nov. 9. The Trump administration is expected to release the results of an investigation into Chinese trade practices, a move that could lead to sanctions.
The Navy's new USS Little Rock arrives at the harbor in Buffalo, N.Y., last December. In imposing tariffs on steel and aluminum imports, President Trump said the U.S. military should be as self-sufficient as possible.
China has built one of the world's most formidable steel-producing sectors over the years. Above, a Chinese worker cuts steel in Qingdao in eastern Shandong province in January.
A worker builds an aircraft engine at Honeywell Aerospace in Phoenix in 2016. Aerospace is among the manufacturing sectors that could be affected by import tariffs on steel and aluminum.