Top Official Warned That Covid Vaccine Plant Had to Be ‘Monitored Closely’. Coronavirus (2019-nCoV), Government Contracts and Procurement, Public-Private Sector Cooperation, Vaccination and Immunization, Drugs (Pharmaceuticals), Stockpiling, Emergent BioSolutions Inc, Johnson & Johnson, AstraZeneca PLC, Novavax Inc, Baltimore (Md), Factories and Manufacturing