A firefighter sprinkles water on the trees to settle the dust as part of pollution control measures at sector 31/40 dividing road, on November 14, 2017 in Gurgaon, India. Delhi battled with severe air pollution on Tuesday as well. The Air Quality Index improved to an average reading of 308, even as the Delhi government extended the ban on entry of trucks. Here are the live updates of the situation in the National Capital Region.