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Nov 23, 2020

Oxford-AstraZeneca vaccine 70% effective on average at preventing COVID-19

Tweaking the vaccine dose can improve its efficacy. Plus, what's the cost of not getting a vaccine to everyone in the world? And, China proposes a QR code system to open up international travel.

The team

Nicole Childers Executive Producer
Victoria Craig Producer, BBC
Stephen Ryan Producer, BBC
Jonathan Frewin Producer, BBC
Daniel Shin Producer
Jay Siebold Engineer
Brian Allison Engineer
Alex Schroeder Digital producer
Meredith Garretson Producer
Erika Soderstrom Producer/Director