This aerial photo provided by David Fry shows flooding in Uvalde, Texas, on Thursday, July 16, 2026. (David Fry/Medina Real Estate Photography via AP)

A property's gate featuring cattle is partially submerged with flood waters along State Highway 27 in Comfort, Texas, Thursday, July 16, 2026. (AP Photo/Joel Angel Juarez)

A helicopter flies over the Guadalupe River as floods pass through the area on Thursday, July 16, 2026, in Kerrville, Texas. (AP Photo/Joel Angel Juarez)

Flooding blocks off G Street along the Guadalupe River on Thursday, July 16, 2026, in Kerrville, Texas. (AP Photo/Joel Angel Juarez)

These brain scan images provided by Biogen show how high levels of Alzheimer's-related tau protein, in red, dropped in a recipient of the company's experimental drug diranersen. (Biogen via AP)

This undated photo provided by Sotheby's on Tuesday, July 14, 2026, shows "Gus," one of the largest and most complete Tyrannosaurus rex specimens ever discovered. (Matthew Sherman/Sotheby's via AP)

Erica Schwartz testifies during a Senate Health Education Labor and Pensions committee confirmation hearing to be the director of the Centers for Disease Control and Prevention on Capitol Hill, Wednesday, July 15, 2026, in Washington. (AP Photo/Mariam Zuhaib)

Erica Schwartz testifies during a Senate Health Education Labor and Pensions committee confirmation hearing to be the director of the Centers for Disease Control and Prevention on Capitol Hill, Wednesday, July 15, 2026, in Washington. (AP Photo/Mariam Zuhaib)