Authorities at Joint Base Andrews launched an emergency response after a suspicious package containing white powder was ...

A Cuban migrant brought a "white powdery substance" to an Immigration and Customs Enforcement (ICE) facility in Florida on Thursday, leading to a security guard becoming ill and sparking an ...

U.S. troops found thousands of boxes of suspicious white powder, nerve agent antidote and Arabic documents on how to engage in chemical warfare south of Baghdad. But a senior U.S. official ...

MUSAY -- U.S. Army troops searching for chemical weapons along the Euphrates River discovered chemical warfare manuals and vials of white powder today and called in experts to determine what it ...