The Indian government has requested for extradition of fugitive celebrity jeweller Nirav Modi, wanted for a Rs. 13,500 crore bank fraud along with his uncle Mehul Choksi, from the United Kingdom, the parliament has been informed. The request has been sent by a Special Diplomatic Bag to the High Commission of India in London, VK Singh, Minister of State for External Affairs, said in the Rajya Sabha on Thursday.