US President Barack Obama has begun his 3-day visit to India demanding that the perpetrators of Mumbai terror attack be brought to justice. Paying homage to those killed in the attack at the Taj Mahal Hotel in Mumbai today Obama hailed their resolve and resilience which stood in stark contrast to the savagery of the terrorists who came to kill innocent civilians. Flanked by his wife Michelle he said had purposely chosen the hotel for his stay as well as his first official engagement to send a simple and absolute message against terror.Obama said India and the United States are sharing intelligence and working together more closely than ever before to prevent more attacks. Both countries stand united in their determination to give people of both the countries a future of security and prosperity. The US President said, he is looking forward to further deepen cooperation to counter terrorism, when he meets Prime Minister Dr. Manmohan Singh in New Delhi.Describing Taj as a symbol of strength of Indian people, Obama recalled the images of the 26/ 11attack and referred to General Manager of the Hotel Karamveer Kang, who continued to work at the hotel during the 60 hours of mayhem despite losing his family. He also talked about the role of an Indian nanny, who saved the life of a toddler, who lost his Jewish parents during the attack at the Chabad House and said that the awful images of the attacks can be never be forgotten.He said that the perpetrators of the attacks wanted to pit the people of different religions against one another but they failed. After his brief address, Obama and his wife mingled with the gathering, shaking hands and interacting with some of the kin of the dead in the attack.