Hitting the Books: How Moderna dialed-in its vaccine to fight COVID's variants

The national news cycle may have largely moved on from coverage of the COVID-19 pandemic -- despite, as of this writing, infections being on the rise and more than 300 deaths tallied daily from the disease. But that certainly doesn't diminish the unprecedented international response effort and warp speed development of effective vaccines. In The Messenger: Moderna, the Vaccine, and the Business Gamble That Changed the World, veteran Wall Street Journal reporter Peter Loftus takes readers through...