Vaccine news promising, but stay vigilant
A great hope was announced to the world this week when we learned that a potential vaccine for COVID-19 is on the immediate horizon. Pharmaceutical giant Pfizer said its vaccine is 95% effective against the virus that has infected some 11 million U.S. residents and killed more than 250,000 since February. The company is asking federal regulators to allow emergency use of the vaccine, meaning shots could be available on a limited scale as early as next month. Globally, Pfizer has estimated it could have 50 million doses available by year’s end. Meanwhile, drugmaker Moderna says its vaccine is equally