Artists perform as Chinese President Xi Jinping, centre left, is welcomed by Egyptian President Abdel-Fattah el-Sissi, centre, at Cairo International Airport in Cairo, Egypt, Tuesday, Sept. 1, 2026. (Khaled Desouki/Pool Photo via AP)

Chinese President Xi Jinping, third from right, is welcomed by Egyptian President Abdel-Fattah el-Sissi, second from right, followed by their wives Peng Liyuan, covered, and Entissar Amer, right, at Cairo International Airport in Cairo, Egypt, Tuesday, Sept. 1, 2026. (Khaled Desouki/Pool Photo via AP)

People stand at the rim of the Grand Canyon, Monday, Aug. 31, 2026, in Grand Canyon National Park, Ariz. (AP Photo/John Locher)

Tourists check out of the El Tovar Hotel as lodging along the rim of the canyon was shut down due to flooding, Monday, Aug. 31, 2026 at Grand Canyon National Park, Ariz. (AP Photo/Josh Biggs)

Tourists check out of the El Tovar Hotel as lodging along the rim of the canyon was shut down due to flooding, Monday, Aug. 31, 2026 at Grand Canyon National Park, Ariz. (AP Photo/Josh Biggs)

Tourists look down into the Grand Canyon off of the south rim, Monday, Aug. 31, 2026 at Grand Canyon National Park, Ariz. (AP Photo/Josh Biggs)

Bright Angel Canyon, middle left, the scene of flash floods, meets with the Colorado River in the Grand Canyon, Monday, Aug. 31, 2026, at Grand Canyon National Park, Ariz. (AP Photo/John Locher)

FILE - Delivery vans are parked during a protest staged as part of a countrywide National Day of Action Tuesday, July 28, 2026, outside the main United States Postal Service headquarters in northeast Denver. (AP Photo/David Zalubowski, File)