WASHINGTON, DC - SEPTEMBER 28: Executive Assistant to the President Natalie Harp listens as U.S. President Donald Trump delivers remarks in the Oval Office at the White House on September 28, 2026 in Washington, DC. Trump announced plans that a new $15 billion steel plant will be built in eastern Iowa by Mesabi Metallics and is projected to be one of the largest in the United States. (Photo by Kevin Dietsch/Getty Images)