The U.S. trade deficit has plunged as imports surged and then plummeted as a result of President Trump's trade war and tariffs. The impact of rapid global economic shifts can be seen in the supply chain activity across the U.

The US trade deficit narrowed in April by the most on record on the largest-ever plunge in imports, illustrating an abrupt end to the massive front-loading of goods by some companies ahead of higher tariffs.

Does the deficit crunch mean the US has won the first big battle of the trade war? Well, that's a complicated question