New Delhi, July 19 -- Tata Sons and Tata Trusts on Friday said they have set up a Rs.500 crore welfare trust for the victims of the Air India plane crash. "The Trust will be called 'The AI-171 Memorial and Welfare Trust', dedicated to the victims of the unfortunate accident of Air India flight AI-171 in Ahmedabad," a statement issued by Air India said. Tata Sons and Tata Trusts have committed to contributing Rs.250 crore each to the trust for philanthropic purposes, including ex gratia payment of Rs.1 crore to the families of those who died in the crash. The trust's philanthropic activities will include medical treatment of those who suffered serious injuries and support for rebuilding the BJ Medical College Hostel infrastructure, which was...