India's Congress Party leader Rahul Gandhi yesterday said that he has tested positive for Covid-19 and has "mild symptoms". Rahul had campaigned in West Bengal assembly elections and yesterday asked all to self-isolate themselves who came in contact with him. Another top Congress leader and former PM, Manmohan Singh, has been hospitalised  as a precautinary measure with a high fever. The 88-year-old leader, who recieved two doses of Covaxin, also tested positive for Covid-19.