McMoRan (FCX) surged Tuesday as President Donald Trump said at a Cabinet meeting that he would impose a 50% tariff on copper imports."Today, we're doing copper," Trump said. "I believe the tariff on copper,

Copper entering the US from other countries is set to face a new tax of 50%, President Donald Trump has said. The decision carries through on tariff threats he made earlier this year, when he ordered an investigation into how imports of the metal were affecting national security.