HOT AIR BALLOON FLIGHT

News Alert: Pfizer says its vaccine is 90.7% effective in young children

In a new document posted ahead of a key meeting of the US Food and Drug Administration's vaccine advisers, Pfizer says its vaccine is safe and 90.7% effective against symptomatic Covid-19 in children ages 5 to 11.

The FDA's advisory committee is scheduled to meet October 26. If authorized, this would be the first Covid-19 vaccine for younger children.