Ryo Hisatsune, of Japan, hits from the fifth tee during the third round of the BMW Championship golf tournament Saturday, Aug. 22, 2026, in St. Louis. (AP Photo/Jeff Roberson)

Jackson Koivun watches his ball on the first hole during the first round of the St. Jude Championship golf tournament, Thursday, Aug. 13, 2026, in Memphis, Tenn. (AP Photo/George Walker IV)

Jackson Koivun lines up his ball on the first green during the first round of the St. Jude Championship golf tournament, Thursday, Aug. 13, 2026, in Memphis, Tenn. (AP Photo/George Walker IV)

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)