The border wall built during the Trump administration now stands along roughly 190 miles of Arizona's border with Mexico.

An ancient spring near Lukeville has slaked the thirst of desert travelers for centuries, but its days may be numbered as groundwater is pumped to build a 30-foot border wall.

Yahoo Finance is chronicling the latest news and updates on Trump's tariffs.

President Trump on Wednesday announced a trade deal with South Korea. The agreement includes a 15% tariff rate on imports from the country, while the US will not be charged a tariff, according to ...

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