In A Lab Store Room, An Unsettling Surprise: Lost Vials Of Smallpox
Scientists at the National Institutes of Health made an unpleasant discovery last week as they cleaned out an old laboratory: The lab contained vials of the smallpox virus, previously unknown to authorities. The vials have since been transferred to a secure lab at the federal Centers for Disease Control and Prevention in Atlanta. Copyright 2014 NPR. To see more, visit http://www.npr.org/.