Quote:A pair of duck hunters prompted a lock-down in Texas at America's only nuclear weapons assembly and disassembly plant, officials said on Friday. but there was no security threat, officials said.

Published: 10:23PM GMT 15 Jan 2010

The plant was locked down after two people in green camouflage carrying rifles were spotted on property adjacent to it, said Carson County Sheriff Tam Terry.

"Somebody saw some armed individuals dressed in camouflage clothing exiting the vicinity of the plant," the sheriff said.

More:
http://www.telegraph.co.uk/news/worldnews/northamerica/usa/7000102/Texas-nuclear-weapons-
plant-shut-down-by-duck-hunters.html