WASHINGTON, DC - JULY 29: U.S. President Donald Trump is joined by (L-R) Deputy Secretary of Transportation Steven G. Bradbury, MWAA board member Trent Morse, MWAA CEO Jack Potter, U.S. Secretary of Transportation Sean Duffy, and United Airlines CEO Scott Kirby during an announcement to renovate Washington Dulles International Airport, in the Oval Office of the White House on July 29, 2026 in Washington, DC. The Department of Transportation plans to unveil a $22 billion plan to rebuild the federally owned airport that will include an underground U-shaped train to move travelers between terminals along with a major terminal expansion and more convenient car parking. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - JULY 29: U.S. President Donald Trump is joined by (L-R) Deputy Secretary of Transportation Steven G. Bradbury, MWAA board member Trent Morse, MWAA CEO Jack Potter, U.S. Secretary of Transportation Sean Duffy, and United Airlines CEO Scott Kirby during an announcement to renovate Washington Dulles International Airport, in the Oval Office of the White House on July 29, 2026 in Washington, DC. The Department of Transportation plans to unveil a $22 billion plan to rebuild the federally owned airport that will include an underground U-shaped train to move travelers between terminals along with a major terminal expansion and more convenient car parking. (Photo by Chip Somodevilla/Getty Images)

US President Donald Trump speaks during an announcement about Dulles International Airport renovations with Secretary of Transportation Sean Duffy (2R) in the Oval Office of the White House in Washington, DC on July 29, 2026. US President Donald Trump is set to unveil a $20 billion plan to rebuild and renovate Washington Dulles International Airport. (Photo by Ken Cedeno / AFP via Getty Images)

US Transportation Secretary Sean Duffy points a model of a revamped Washington Dulles International Airport as President Donald Trump looks on in the Oval Office of the White House in Washington, DC, on July 29, 2026. US President Donald Trump unveiled on Wednesday a $20 billion plan to rebuild and renovate Washington Dulles International Airport. (Photo by Ken Cedeno / AFP via Getty Images)

US President Donald Trump speaks during an announcement about Dulles International Airport renovations with Secretary of Transportation Sean Duffy (2R) in the Oval Office of the White House in Washington, DC on July 29, 2026. US President Donald Trump is set to unveil a $20 billion plan to rebuild and renovate Washington Dulles International Airport. (Photo by Ken Cedeno / AFP via Getty Images)

Sen. Gary Peters, D-Mich., speaks as Dr. Anthony Fauci appears before the Senate Homeland Security and Governmental Affairs Committee at the Capitol, Wednesday, July 29, 2026, in Washington. (AP Photo/Allison Robbert)

Dr. Anthony Fauci appears before the Senate Homeland Security and Governmental Affairs Committee at the Capitol, Wednesday, July 29, 2026, in Washington. (AP Photo/Allison Robbert)

Dr. Anthony Fauci is sworn in before the Senate Homeland Security and Governmental Affairs Committee at the Capitol, Wednesday, July 29, 2026, in Washington. (AP Photo/Allison Robbert)