Prime Minister Narendra Modi on Tuesday told the chief ministers of all states to be ready with vaccine infrastructure; Russia has said its vaccine candidate has shown over 90 per cent efficacy; Cyclone Nivar has intensified into severe cyclone; A controversy has erupted over the Reserve Bank of India's proposal to allow corporate entities to own banks; Haryana-Punjab border has been sealed; Punjab farmers have announced 'Delhi Chalo' rally and other top news of the day.