The Trump administration will pay Janssen, a subsidiary of Johnson & Johnson, $1 billion to develop and deliver 100 million doses of its COVID-19 vaccine, the company announced Wednesday (Aug. 5). That’s on top of the $456 million that HHS awarded the company earlier this year to develop the vaccine. The deal also gives the United States an option to order an additional 200 million doses. Janssen is evaluating both one and two dose regimens of its coronavirus vaccine. Janssen...