A fossilized tooth of a Pacific mastodon, left, is displayed during an interview in the Stanford Doerr School of Sustainability, Tuesday, Sept. 15, 2026, in Palo Alto, Calif. (AP Photo/Jeff Chiu)

A fossilized tooth of a Pacific mastodon, left, is displayed during an interview in the Stanford Doerr School of Sustainability, Tuesday, Sept. 15, 2026, in Palo Alto, Calif. (AP Photo/Jeff Chiu)

President Donald Trump speaks during the RNC Midterm Convention, Wednesday, Sept. 9, 2026, at the American Airlines Center in Dallas. (AP Photo/Jacquelyn Martin)

Laura Bligh holds a sign outside the John F. Kennedy Center for the Performing Arts in Washington, Tuesday, Sept. 15, 2026. (AP Photo/Jacquelyn Martin)

Security officials stand outside of the John F. Kennedy Center for the Performing Arts in Washington, Tuesday, Sept. 15, 2026. (AP Photo/Jacquelyn Martin)

A sign is placed on a gate outside the John F. Kennedy Center for the Performing Arts in Washington, Tuesday, Sept. 15, 2026. (AP Photo/Jacquelyn Martin)

FILE - Chicago Blackhawks' Connor Bedard plays during an NHL hockey game Thursday, March 26, 2026, in Philadelphia. (AP Photo/Matt Slocum, File)

In this photo taken with a smartphone, Chicago Blackhawks Chairman Danny Wirtz, from left, player Connor Bedard, general manager Kyle Davidson and head coach Jeff Blashill pose during a news conference introducing Bedard as the new captain of the NHL hockey club, Tuesday, Sept. 15. 2026, in Chicago. (AP Photo/Jay Cohen)