Ravi Shankar Prasad in an exclusive interview with Aaj Tak, tells about how much the Indian government is ready to tackle the problems during the 21-day lockdown. He said the whole world is affected due to the deadly coronavirus, everyone is choosing to lockdown their country to contain the spread of coronavirus. The government is making a mobile app, corona Kavach, a location-based app that will trace the coronavirus patients around. Watch the video to know more.