India is to return to the elite group of countries with a nuclear-powered submarine on Wednesday when it inducts a new vessel leased from Russia. Indian Defence Minister A.K. Antony is to formally commission the INS Chakra II at its base in Visakhapatnam, a navy shipyard on the country's south east coast in the state of Andhra Pradesh. The 8,140-tonne submarine, capable of firing a range of torpedoes as well as nuclear-tipped Granat cruise …