FULL VIDEO: Citing national security, Trump orders steel, aluminum tariffs

On Thursday afternoon, President TrumpDonald John TrumpNew EPA rule would expand Trump officials' powers to reject FOIA requests Democratic senator introduces bill to ban gun silencers Democrats: Ex-Commerce aide said Ross asked him to examine adding census citizenship question MORE officially signed paperwork enacting tariffs of 25 percent on steel and 10 percent on aluminum. He was flanked by steel and aluminum workers during the White House event.

The tariffs, which temporarily exclude North American Free Trade Agreement (NAFTA) partners Canada and Mexico, take effect in 15 days.

Transcript of remarks to come.