As anguished families wait for the return of their loved ones’ remains, tensions are mounting over the slow pace of DNA identification following the deadly Air India crash. More than three days on, only a fraction of the victims have been identified,

Dozens of anxious family members sat outside an Indian hospital on Friday waiting to collect bodies of loved ones killed in the Air India plane crash, as doctors worked to gather dental samples from the deceased and run identification checks.

With DNA profiling underway in Ahmedabad, Dr Sudhir Gupta outlines how bones, teeth, and flight seating chart help speed up identification