Booster Shots Won’t Stop the Next Covid-19 Variant

The delta variant of Covid-19 is wreaking havoc around the world and wealthy countries are deploying booster shots as a defense. With remarkable speed, the United States has pushed forward a plan to offer a third vaccination jab as an attempt to curb the spread within its borders. This response is hardly surprising, but given how many countries are still struggling to get a single dose of vaccine to a…