A bottle of smallpox vaccine is held by a doctor at CDC headquarters in Atlanta in 2003. (Tami Chappell/Reuters) WASHINGTON — The FBI and the Centers for Disease Control and Prevention are ...

PHILADELPHIA (WABC) -- The US Centers for Disease Control and Prevention says several questionable vials found at a Merck facility in Montgomery County, Pennsylvania, did not contain variola virus, ...

PHILADELPHIA (AP) — Federal health authorities on Wednesday confirmed the discovery of some frozen vials labeled “Smallpox” in a freezer at a facility in Pennsylvania that conducts vaccine research.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Hill) – A researcher at a Merck ...

(CNN) — Several vials labeled “smallpox” have been found at a vaccine research facility in Pennsylvania, the US Centers for Disease Control and Prevention said Tuesday. “There is no indication that ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. PHILADELPHIA (AP) — Federal health ...

Vials labeled as smallpox were discovered at a Pennsylvania lab, the Centers for Disease Control and Prevention said Wednesday. The frozen vials "were incidentally discovered by a laboratory worker ...