Advocates for drug price controls say the government should not let companies set prices for COVID-19 drugs and vaccines when American taxpayers are paying most of the cost to invent those products. A review of federal procurements and company press releases shows that in some cases taxpayers are paying half or more of the cost to research, develop and make COVID-19 countermeasures. Johnson & Johnson subsidiary Janssen Pharmaceuticals and HHS recently committed $1 billion to develop a vaccine against COVID-19,...