People welcome a group of university students at the end of their cycling tour of the Balkan country ahead of an early election next month challenging populist President Aleksandar Vucic, in Kragujevac, Serbia, Saturday, Sept. 26, 2026. (AP Photo/Marko Drobnjakovic)

Ilija Srdanovic, cardiologist and professor at the Faculty of Medicine in Novi Sad, on top of the "Student list - Students win" in the upcoming parliamentary elections shouts slogans at the end of their cycling tour of the Balkan country, in Kragujevac, Serbia, Saturday, Sept. 26, 2026. (AP Photo/Marko Drobnjakovic)

People welcome a group of university students at the end of their cycling tour of the Balkan country ahead of an early election next month challenging populist President Aleksandar Vucic, in Kragujevac, Serbia, Saturday, Sept. 26, 2026. (AP Photo/Marko Drobnjakovic)

People welcome a group of university students at the end of their cycling tour of the Balkan country ahead of an early election next month challenging populist President Aleksandar Vucic, in Kragujevac, Serbia, Saturday, Sept. 26, 2026. (AP Photo/Marko Drobnjakovic)

Palau's President Surangel Whipps Jr. speaks during the 81st session of the United Nations General Assembly at United Nations headquarters, Wednesday, Sept. 23, 2026. (AP Photo/Seth Wenig)

White House aide Natalie Harp, left, holds up a laptop for President Donald Trump, right, and Sen. Bill Hagerty, R-Tenn., center, during an NCAA college football game between Tennessee and Texas at Neyland Stadium, Saturday, Sept. 26, 2026, in Knoxville, Tenn. (AP Photo/Julia Demaree Nikhinson)

Air Force One sits after President Donald Trump disembarked at McGhee Tyson Airport, Saturday, Sept. 26, 2026, in Alcoa, Tenn. (AP Photo/Julia Demaree Nikhinson)

Supporters wave an American flag as a motorcade for President Donald Trump departs from McGhee Tyson Airport, Saturday, Sept. 26, 2026, in Alcoa, Tenn. (AP Photo/Julia Demaree Nikhinson)