Are some people already immune to COVID-19?

Bill Oxford/iStockBy DR. STEPHANIE E. FARBER, ABC News(NEW YORK) -- As we continue to learn more about COVID-19, one question on many people’s minds is: Why do some people get sick and others stay healthy?Researchers are now trying to... Read More.

Breaking down the COVID-19 death rate in the US

oonal/iStockBy DR. SHANTUM MISRA, ABC News(NEW YORK) -- In recent days, President Donald Trump has repeated the false claim that the United States has the "best mortality rate" in the world for COVID-19, spurring confusion and questions about what... Read More.