WASHINGTON, DC - SEPTEMBER 08: A plane flies over a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Andrew Harnik/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: <> during a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Andrew Harnik/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: Tunnel to Towers Foundation Chairman and CEO Frank Siller speaks during a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: U.S. Secretary of Homeland Security Markwayne Mullin arrives to a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: U.S. Secretary of Homeland Security Markwayne Mullin (L) arrives to a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: The White House stands during a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: Tunnel to Towers Foundation Chairman and CEO Frank Siller speaks during a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)

WASHINGTON, DC - SEPTEMBER 08: Tunnel to Towers Foundation Chairman and CEO Frank Siller speaks during a "Steel Across America" event ahead of the 25th anniversary of the September 11th attacks on the Ellipse near the White House on September 08, 2026 in Washington, DC. President Trump welcomed 9/11 first responders to the Tunnel to Towers Foundation's "Steel Across America" event featuring a 16,900-pound, 21-foot steel beam recovered from the World Trade Center's South Tower. (Photo by Finn Gomez/Getty Images)