RENO, Nev. (AP) — The plutonium core for the first atomic weapon detonated in 1945 was taken from Los Alamos National Laboratory to a test site in the New Mexico desert in the backseat of a U.S. Army sedan.
Officials put other bomb parts inside a metal container, packed it into a wooden crate and secured it in the steel bed of a truck under a tarp, the U.S. Energy Department's National Nuclear Security Administration says in a historical account.
Grainy black-and-white photos show special agents and armed military police accompanying the shipment nearly 75 years ago.
"Nuclear materials transportation has evolved since then," the department posted online last year.
Today, radioactive shipments are hauled in double-walled steel containers inside special