India rolls out world’s largest vaccine campaign 

The World

India launched the world's largest vaccine campaign this week with fanfare and some technical glitches. Hundreds of thousands have gotten the jab already, but the smartphone app that tells people they're up hasn't worked properly, and there are concerns about how the most vulnerable will access the vaccine.

Sign up for our daily newsletter

Sign up for The Top of the World, delivered to your inbox every weekday morning.