Health and Human Services Secretary Robert F. Kennedy Jr. listens as President Donald Trump speaks during an event about healthcare in the Oval Office of the White House, Friday Sept. 18, 2026, in Washington. (AP Photo/Jacquelyn Martin)

A woman holds national flags as she sits on a motorcycle alongside members of Iran's Basij paramilitary force taking part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

A woman holds a national flag as she sits on a motorcycle alongside members of Iran's Basij paramilitary force taking part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

A woman holds a national as she sits on a motorcycle alongside members of Iran's Basij paramilitary force taking part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

Members of Iran's Basij paramilitary force take part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

Members of Iran's Basij paramilitary force take part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

Members of Iran's Basij paramilitary force take part in the Jan-Fada ("Those willing to sacrifice their lives") motorcycle rally in Tehran on September 25, 2026. Iran's president took a defiant stand at the UN on September 24, for which he travelled to New York, telling the world that Iran would not "bend at the knee" to Washington -- even as the US president acknowledged ongoing US-Iran talks. (Photo by AFP via Getty Images) /

Marine One lifts off from the South Lawn of the White House after President Donald Trump and China's President Xi Jinping toured the helicopter, Thursday, Sept. 24, 2026, in Washington, during a State Visit. (AP Photo/Carolyn Kaster)