India began vaccinating tens of thousands of people above the age of 45 on Thursday in its biggest push yet against a surging coronavirus that has hit the highest daily count since early October, officials said.  The world’s second most populous country aims to immunise 400 million people after expanding the programme, which had been restricted to the over-60s and people with serious health conditions, said a government official. “Our requirement is 400 million people to be vaccinated. That is our minimum requirement, our target,” the source, who did not wish to be identified, told Reuters. “Right now we are dealing with an emergency situation. Whatever we have, we will use […]