Opposition presidential candidate Sen. Flávio Bolsonaro flashes a victory sign as he arrives in Brasilia, Brazil, on the day of the presidential runoff election, Sunday, Oct. 25, 2026. (AP Photo/Eraldo Peres)

Opposition presidential candidate Sen. Flavio Bolsonaro and his wife Fernanda Bolsonaro give a thumbs during the runoff presidential election in Rio de Janeiro, Sunday, Oct. 25, 2026. (AP Photo/Silvia Izuierdo)

President Luiz Inacio Lula da Silva, who is seeking reelection, wears glasses given to him by a supporter after voting in the presidential runoff in Sao Bernardo do Campo, Brazil, Sunday, Oct. 25, 2026. (AP Photo/Natacha Pisarenko)

Supporters of President Luiz Inacio Lula da Silva celebrate after he won the presidential runoff in Rio de Janeiro, Sunday, Oct. 25, 2026. (AP Photo/Lucas Landau)

Youngsters celebrate after polls closed in the parliamentary election in Belgrade, Serbia, Sunday, Oct. 25, 2026. (AP Photo/Armin Durgut)

Aleksandar Vucic, leader of the right-wing Serbian Progressive Party (SNS) speaks at the party headquarters, conceding defeat in the parliamentary election in Belgrade, Serbia, Sunday, Oct. 25, 2026. (AP Photo/Darko Vojinovic)

People celebrate after Aleksandar Vucic, leader of the right-wing Serbian Progressive Party (SNS) conceded defeat in the parliamentary election in Belgrade, Serbia, Sunday, Oct. 25, 2026. (AP Photo/Armin Durgut)

Students' List leader Ilija Srdanovic celebrates after Aleksandar Vucic, leader of the right-wing Serbian Progressive Party (SNS) conceded defeat in the parliamentary election in Belgrade, Serbia, Sunday, Oct. 25, 2026. (AP Photo/Petr David Josek)