India's last polio case, now leading normal life in Kolkata
India will soon be certified as polio-free as it marks three years since its last reported case --an 18-month-old girl in a Kolkata slum. Duration: 00:28
India will soon be certified as polio-free as it marks three years since its last reported case --an 18-month-old girl in a Kolkata slum. Duration: 00:28
