- ‘Smallpox’ Vials Found at Merck Lab in Suburban Philadelphia Facility NBC 10 Philadelphia
- Vials of deadly virus accidentally discovered at Pennsylvania research facility while cleaning freezer: CDC Fox News
- FBI investigating vials labeled ‘smallpox’ found in lab near Philadelphia Yahoo News
- Vials labeled ‘smallpox’ found at Pennsylvania research facility WPXI Pittsburgh
- FBI, CDC Investigating Vials Labeled ‘Smallpox’ Found in Lab Freezer Gizmodo
- View Full Coverage on Google News
Source: Weather