President Trump said at a rally in Pennsylvania on Friday that he is going to double tariffs on steel imports from 25% to 50%. The hike, the president said, "will even further secure the steel industry in the United States.

President Donald Trump announced Friday that he would set tariffs on steel imported into the United States at 50%, double their current rate.

The rulings against the levies in two federal courts – the U.S. Court of International Trade and the U.S. District Court in Washington, D.C. -- centered on Trump's unprecedented invocation of the International Economic Emergency Powers Act as a legal justification for tariffs.