People walk towards Wembley Stadium which will host an event attended by India's Prime Minister Narendra Modi, in London, November 13, 2015. REUTERSPeople walk towards Wembley Stadium which will host an event attended by India's Prime Minister Narendra Modi, in London, November 13, 2015. REUTERSBritain's Queen Elizabeth meets Indian Prime Minister Narendra Modi at Buckingham Palace, London, November 13, 2015. REUTERSBritain's Prime Minister David Cameron walks in the garden at Chequers in Buckinghamshire with his Indian counter-part Narendra Modi, in England, November 13, 2015. REUTERSBritain's Prime Minister David Cameron and Indian Prime Minister Narendra Modi take part in the CEO Forum in 10 Downing Street in London, November 13, 2015. REUTERSA government worker cleans debris floating on a river ahead of the annual rainy season in north Jakarta, Indonesia November 13, 2015.REUTERS