A 30-tonne rail shipment of an explosive chemical vanished en route from Wyoming to California last month, officials say.
A train loaded with 60,000 pounds of ammonium nitrate departed Cheyenne, Wyoming, on 12 April, explosives company Dyno Nobel told KQED.
When it arrived at a stop in the Mojave Desert two weeks later, the car was empty. The company notified authorities in a 10 May report to the federal National Response Center, KQED reported.
The mysterious…