A new model estimates the delta variant of the coronavirus will drive a steep increase in the number of deaths in the U.S. in the coming months. https://t.co/Br4ctzy7LD— NPR Politics (@nprpolitics) July 23, 2021
A new model estimates the delta variant of the coronavirus will drive a steep increase in the number of deaths in the U.S. in the coming months. https://t.co/Br4ctzy7LD