It began in late 2007 as a routine audit. Retail giant Wal-Mart noticed that some exit signs at the company's stores and warehouses had gone missing. As the audit spread across Wal-Mart's U.S. operations, the mystery thickened. Stores from Arkansas to Washington began reporting missing signs. They numbered in the hundreds at first, then the thousands. Last month Wal-Mart disclosed that about 15,800 of its exit signs – a stunning 20 per cent of its total inventory – are lost, missing, or otherwise unaccounted for at 4,500 facilities in the United States and Puerto Rico.
Poor housekeeping, certainly, but what's the big deal? In a word: radiation.
Wal-Mart can't account for 15,800 of its exit signs that contain a potentially dangerous radioactive gas
A Minnesota man wrongly convicted of murder who spent nearly three decades in prison after being...
The Italian fashion designer and billionaire brand owner Giorgio Armani has died at the age of...
Patty Murray, the Washington senator, has called for the Trump administration to provide “immediate answers” about...
