New Delhi, April 4 -- In a symbolic move on the coronavirus disease (Covid-19) pandemic, Prime Minister Narendra Modi on Friday gave a call to citizens to switch off the lights in their homes and light oil lamps, candles, and flash their mobile phone torches on April 5 at 9pm, for nine minutes. This, he suggested, will be a mark of the collective power of people and showcase their determination in taking the country from darkness to illumination....