OpenAI CEO Sam Altman signs items as he walks to the White House to attend a state dinner hosted for China's President Xi Jinping, Thursday, Sept. 24, 2026, in Washington. (AP Photo/Carolyn Kaster)

President Donald Trump, first lady Melania Trump, China's President Xi Jinping and his wife Peng Liyuan pose for a photo before a meeting in the Oval Office of the White House, Thursday, Sept. 24, 2026, in Washington. (AP Photo/Jacquelyn Martin)

President Donald Trump, right, China's President Xi Jinping watch a silent drill platoon review on the new helipad from the Blue Room Balcony of the White House, Thursday, Sept. 24, 2026, in Washington. (AP Photo/Alex Brandon)

China's President Xi Jinping listens in the Oval Office of the White House as he meets with President Donald Trump, Thursday, Sept. 24, 2026, in Washington. (AP Photo/Jacquelyn Martin)

China's President Xi Jinping watches as he meets with President Donald Trump in the Oval Office of the White House, Thursday, Sept. 24, 2026, in Washington. (AP Photo/Jacquelyn Martin)

President Barack Obama, Chinese President Xi Jinping, first lady Michelle Obama and Jinping's wife Peng Liyuan arrive for a State Dinner, Sept. 25, 2015, at the White House in Washington. (AP Photo/Andrew Harnik)

FILE - China's President Xi Jinping looks toward President Barack Obama during a news conference in the Rose Garden of the White House in Washington, Sept. 25, 2015. (AP Photo/Andrew Harnik, File)

FILE - China's President Xi Jinping applauds President Barack Obama during an official state arrival ceremony for the Chinese president, Sept. 25, 2015, on the South Lawn of the White House in Washington. (AP Photo/Evan Vucci, File)