FILE - A Norfolk Southern freight train rolls past the U.S. Steel's Clairton Coke Works, in Clairton, Pa., Tuesday, Aug. 12, 2025. (AP Photo/Gene J. Puskar, File)

FILE - A Union Pacific worker walks between two locomotives that are being serviced in a railyard in Council Bluffs, Iowa, on Dec. 15, 2023. (AP Photo/Josh Funk, File)

Sen. Raphael Warnock, D-Ga., holds a news conference regarding the Supreme Court Voting Rights decision on Capitol Hill, Wednesday, April 29, 2026, in Washington. (AP Photo/Rod Lamkey Jr.)

Rep. Yvette Clarke, D-N.Y., center, followed by Rep. Troy Carter, D-La., left, as members of the Congressional Black Caucus speak to reporters in the wake of the Supreme Court ruling to strike down a majority Black congressional district in Louisiana, at the Capitol in Washington, Wednesday, April 29, 2026. (AP Photo/J. Scott Applewhite)

In this photo made with a long exposure, a laptop displays trades made on the Kalshi website on Thursday, April 16, 2026, in Portland, Ore. (AP Photo/Jenny Kane)

FILE - An advertisement for prediction market platform Kalshi hangs at 13th and L Streets in northwest Washington, April 1, 2026. (AP Photo/Allison Robbert, File)

The Minnesota Wild warms up before a game against the Chicago Blackhawks in front of a Kalshi sign before an NHL hockey game Tuesday, March, 17, 2026, in Chicago. (AP Photo/David Banks)

A face-off during the third period of an NHL hockey game between the Chicago Blackhawks and the Minnesota Wild with the Kalshi sign in the background Tuesday, March, 17, 2026, in Chicago. (AP Photo/David Banks)