Three weeks after an Air India Boeing 787 crashed, investigators are still piecing together what went wrong. In the meantime, aviation safety experts have begun to narrow their thinking.

British man, Vishwash Kumar Ramesh, would not have known that June 12 would be the last time he would set his eyes on his brother, Ajay, as he perished in the Air India plane crashRamesh is the only survivor of the air disaster,

The families of the victims of the Air India plane crash in Ahmedabad last month have accused the Tata Group-owned airline of "forcing" them to make financial disclosures under the "threat of receiving no advance compensation".