(Source: Cowboy State Daily, May 18, 2023)
A railcar carrying 60,000 pounds of ammonium nitrate, a chemical used in explosives at Wyoming coal mines, left Cheyenne for California on April 12. Two weeks later, the chemical was discovered missing from the railcar and no one is entirely certain what happened to it. Union Pacific was the rail company used for the shipment of the chemical.
Full story: Cowboy State Daily