US gov announces $2.1bn deal with pharma companies to make 100 million doses of coronavirus vaccine

French firm Sanofi and British company GlaxoSmithKline will make the vaccine. The COVID-19 vaccine is being developed by both firms working together. They will receive up to $2.1 billion to supply vaccines for 50 million people. The U.S. government has the option to buy another 500 million doses