FILE - Norfolk Southern locomotives are moved in Norfolk Southern's Conway Terminal, June 17, 2023, in Conway, Pa. The goal of a new federal rule finalized Monday, June 24, 2024 is ensuring first responders can find out what hazardous chemicals are on a train almost immediately after a derailment, so they can respond appropriately. (AP Photo/Gene J. Puskar, File)
FILE - A view of the scene Feb. 24, 2023, as cleanup continues at the site of a Norfolk Southern freight train derailment that happened on Feb. 3, in East Palestine, Ohio. The goal of a new federal rule finalized Monday, June 24, 2024 is ensuring first responders can find out what hazardous chemicals are on a train almost immediately after a derailment, so they can respond appropriately. (AP Photo/Matt Freed, File)
FILE -This photo taken with a drone shows the continuing cleanup of portions of a Norfolk Southern freight train that derailed Friday night in East Palestine, Ohio, Thursday, Feb. 9, 2023. The goal of a new federal rule finalized Monday, June 24, 2024 is ensuring first responders can find out what hazardous chemicals are on a train almost immediately after a derailment, so they can respond appropriately. (AP Photo/Gene J. Puskar, File)