More than 72 hours after India’s deadliest aviation tragedy in recent memory, Rohit Patel – a father mourning the loss of his two children – stood trembling before a room of Indian health and investigative officials in Ahmedabad and demanded answers.

The Boeing 787 Dreamliner crashed shortly after take off on Thursday in what is one of the deadliest plane accidents in terms of the number of British nationals killed. It struck a medical college hostel in a residential part of Ahmedabad, killing 241 of the 242 people on board.

Authorities have started handing over remains of the victims of one of India’s worst aviation disasters after identifying some through DNA tests, days after the Air India flight crashed and killed at least 270 people in Gujarat state,

An Air India plane with more than 200 people on board crashed near the airport in India's city of Ahmedabad, the airline and police officials said.

An Air India plane with more than 200 people on board crashed near the airport in India's city of Ahmedabad. Authorities fear no survivors.

Indian investigators have recovered the digital flight data recorder or the black box of the Air India flight that crashed a day earlier.

An early focus of the probe includes a possible loss or reduction of thrust.