President Donald Trump and first lady Melania Trump arrive at the White House on Marine One, Wednesday, Sept. 23, 2026, in Washington, after greeting China's President Xi Jinping at Joint Base Andrews. (AP Photo/Manuel Balce Ceneta)

Flags are marched in as an Air China airplane with Chinese President Xi Jinping and his wife Peng Liyuan aboard, arrives at Joint Base Andrews, Md., Wednesday, Sept. 23, 2026. (AP Photo/Mark Schiefelbein)

Palestinian President Mahmoud Abbas speaks via pre-recorded video during the 81st session of the United Nations General Assembly at United Nations headquarters, Thursday, Sept. 24, 2026. (AP Photo/Seth Wenig)

Bryan Cassens, Assistant Senior Director at the Scottsdale Water Campus, walks through the site, Wednesday, Sept. 9, 2026, in Scottsdale, Ariz. (AP Photo/Ross D. Franklin)

Water flows through part of the standard wastewater treatment A+ effluent tertiary filter system at the Scottsdale Water Campus on Wednesday, Sept. 9, 2026, in Scottsdale, Ariz. (AP Photo/Ross D. Franklin)

The 18th green at the TPC Scottsdale, a golf course that gets their water from the Scottsdale Water Campus, is seen Wednesday, Sept. 9, 2026, in Scottsdale, Ariz. (AP Photo/Ross D. Franklin)

Campaign signs for Scottsdale City Council candidates are posted Wednesday, Sept. 9, 2026 in Scottsdale, Ariz. (AP Photo/Wufei Yu)

Michael Serpa, senior scientist at the Scottsdale Water Campus, works on water testing, Wednesday, Sept. 9, 2026, in Scottsdale, Ariz. (AP Photo/Ross D. Franklin)