A pedestrian stands at the building of the Irkutsk Anti-Plague Research Institute of Siberia and the Far East in Irkutsk, Russi, on Wednesday, Oct. 7, 2026. (AP Photo)

President Donald Trump gestures to reporters as he walks on the South Lawn upon his arrival at the White House, Monday, Oct. 5, 2026, in Washington. (AP Photo/Jose Luis Magana)

This photo taken with a smartphone and provided by Maranie Adams shows various belongings stored on higher surfaces ahead of the arrival of Tropical Storm Isaias on Wednesday, Oct. 7, 2026, in Gulf Shores, Ala. (Maranie Adams via AP)

Students march to defend public education and support Brazilian President Luiz Inacio Lula da Silva, who is running for a fourth term, ahead of the presidential runoff election in Rio de Janeiro, Wednesday, Oct. 7, 2026. (AP Photo/Silvia Izquierdo)

Students hold defaced images of presidential candidate Sen. Flavio Bolsonaro as they march to defend public education and support Brazilian President Luiz Inacio Lula da Silva, who is running for a fourth term, ahead of the presidential runoff election in Rio de Janeiro, Wednesday, Oct. 7, 2026. (AP Photo/Silvia Izquierdo)

A demonstrator wears the red star of the Worker's Party during a student march to defend public education and support Brazilian President Luiz Inacio Lula da Silva, who is running for a fourth term, ahead of the presidential runoff election in Rio de Janeiro, Wednesday, Oct. 7, 2026. (AP Photo/Silvia Izquierdo)

Students carry a sign that reads in Portuguese: "Brazil is not the backyard of the U.S." as they march to defend public education and support Brazilian President Luiz Inacio Lula da Silva, who is running for a fourth term, ahead of the presidential runoff election in Rio de Janeiro, Wednesday, Oct. 7, 2026. (AP Photo/Silvia Izquierdo)

Students march to defend public education and support Brazilian President Luiz Inacio Lula da Silva, who is running for a fourth term, ahead of the presidential runoff election in Rio de Janeiro, Wednesday, Oct. 7, 2026. (AP Photo/Silvia Izquierdo)