The combination of an uneven virus response — a reflection of huge inequality in resources and the vagaries of local attitudes — and a struggling vaccination campaign has left officials warning of a third wave of infections when the second has at best only leveled off
A Covid-19 testing site in Salarpur, India, June 12, 2021. Just 5 percent of India’s 1.4 billion people are fully vaccinated, while about 20 percent have had a first dose. That gives the country insufficient protection against the highly contagious Delta variant of the virus, which first surfaced in India. (Saumya Khandelwal/The New York Times)
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