India

About half of India’s nearly 1.4 billion people have received at least one dose, figures show. But experts have warned against complacency.

Kerala suffered the worst floods in a century in 2018, which killed at least 400 people and displaced a further 200,000.

The drones can travel up to 22 miles and could bring the country closer to its target of vaccinating each of its 950 million adults by the end of this year.