From PM Modi's message ahead of festive season to UK's study for virus' exposure, here are the top updates on the coronavirus pandemic. Prime Minister Narendra Modi cautioned people against Covid-19 ahead of the festive season. PM Modi said the lockdown is over but the virus is still there. PM asked people to not be complacent and before the vaccine is developed. Meanwhile, researchers in UK aim to infect healthy volunteers to study the exposure of Sars-CoV-2 virus. Researchers in Britain said they want to discover the amount needed for a person to be infected. Also, India said that they are in “extremely comfortable position” in oxygen supply. Centre also informed that six states in India account for 64% of total active cases. Watch the full video for more details.