The so-called “Moderna” vaccine is a miracle of science. It is nearly 100 percent effective at preventing serious illness and death. By vaccinating the world, we can end the COVID-19 pandemic and save millions of lives.The only problem? We don’t have nearly enough doses. But there’s a solution: If the Biden administration allowed generic manufacturers, not just Moderna, to manufacture the vaccine at scale, the United States would no longer suffer from a vaccine shortage.