Polar bears cool down as an ice bath and a pile of ice was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bears cool down on a pile of ice that was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Polar bears cool down on a pile of ice that was brought to theirs enclosure on a hot and sunny day at the Zoo in Prague, Czech Republic, Thursday, July 30, 2026. (AP Photo/Petr David Josek)

Rescuers search through the rubble of a residential building following a Russian air attack in Lviv, Ukraine, Thursday, July 30, 2026. (AP Photo/Mykola Tys)

From left, South Carolina Gov. Henry McMaster; Rep. James Clyburn, D-S.C.; wife of Sen. Tim Scott, R-S.C., Mindy Noce; Sen. Scott; and Treasury Secretary Scott Bessent attend the funeral service for the late Sen. Lindsey Graham, R-S.C., at First Baptist Church in Columbia, S.C., Wednesday, July 29, 2026. (AP Photo/Gerald Herbert)

The casket of the late Sen. Lindsey Graham, R-S.C., is carried into First Baptist Church in Columbia, S.C., for a funeral service, Wednesday, July 29, 2026. (AP Photo/Gerald Herbert)

The casket of the late Sen. Lindsey Graham, R-S.C., is carried out of First Baptist Church in Columbia, S.C., following a funeral service, Wednesday, July 29, 2026. (AP Photo/Gerald Herbert)

Sen. Darline Graham, R-S.C., the sister of the late Sen. Lindsey Graham, R-S.C., looks on as her brother's casket is carried out of First Baptist Church in Columbia, S.C., following a funeral service, Wednesday, July 29, 2026. (AP Photo/Gerald Herbert)