Investigators crossed from both Canada and Mexico with the dangerous material.Radiation detection alarms sounded when the investigators tried to enter, but border guards let them through after being shown false paperwork.
Oops.
"It was basically the radioactive equivalent of what's in a smoke detector," he told the Associated Press news agency.
Sorry, this is one of the "gotcha games" different sources like to play -
The reality is these were not ME men/women (or profiled individuals), nor did they have enough material to create even one dirty bomb. Additionally there is more to this story (that you'll see reported about in the coming weeks).