An Indian family of four, including two children, was charred to death after a truck crashed into their vehicle in Dallas, United States on Monday. The Hyderabad-based family, identified as Tejaswini and Sri Venkat and their two children, were reportedly on a vacation in the US. They had driven to Atlanta last week to visit their relatives and were returning to Dallas when the incident took place. NDTV's Uma Sudhir reports.