People walk outside of a HEYTEA store Wednesday, Sept. 16, 2026, in San Francisco. (AP Photo/Jeff Chiu)

A customer holds an ice cream cone while exiting a Mixue store, Wednesday, Sept. 16, 2026, in Sunnyvale, Calif. (AP Photo/Jeff Chiu)

A customer holds an ice cream cone outside of a Mixue store, Wednesday, Sept. 16, 2026, in Sunnyvale, Calif. (AP Photo/Jeff Chiu)

Vaughn Hillyard, White House correspondent for MS NOW, does a report from near the White House, Monday, Sept. 21, 2026, in Washington. (AP Photo/Mark Schiefelbein)

A genetically-engineered soybean root, left, which has roots that grow downward and with more root mass, is shown next to a conventional soybean root Tuesday, Sept. 1, 2026, at a research farm in Urbana, Ill. (AP Photo/Joshua A. Bickel)

Root samples of genetically-engineered soybeans dry after collection Tuesday, Sept. 1, 2026, at a research farm in Urbana, Ill. (AP Photo/Joshua A. Bickel)

Preyanka Mehta, a research associate at Cquesta, removes soil from a genetically-engineered soybean root Tuesday, Sept. 1, 2026, at a research farm in Urbana, Ill. (AP Photo/Joshua A. Bickel)

Wolfgang Busch, director of the Harnessing Plants Initiative at the Salk Institute, takes a photograph of genetically-engineered soybeans Tuesday, Sept. 1, 2026, at a research farm in Urbana, Ill. (AP Photo/Joshua A. Bickel)