While authorities handed over the remains of the 260 victims to their families after DNA identification, the recovery operation at the site on continued over the last three weeks.

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.

Spooked by the Air India plane last month that crashed seconds after departing from the Ahmedabad airport, private jet owners who have aircraft registered at the facility are doubling down on safety precautions.