Pharmaceutical company Pfizer's announcement of a 90 percent effective COVID-19 vaccine has many feeling optimistic, especially the air travel industry.
Pharmaceutical company Pfizer's announcement of a 90 percent effective COVID-19 vaccine has many feeling optimistic, especially the air travel industry.
(Part 1 of 4) More than 1,000 children in the US who have contracted COVID-19 start developing multi-system inflammatory syndrome..