FILE - A Norfolk Southern freight train passes a train on a siding as it approaches a crossing in Homestead, Pa., Wednesday, April 27, 2022. Three of the 12 unions negotiating with the nation's biggest freight railroads reached a tentative deal, Monday, Aug. 29, 2022, which will deliver 24% raises in line with what a special presidential panel of arbitrators recommended earlier this month to resolve the stalemate before a strike could happen. (AP Photo/Gene J. Puskar, File)