What happened on Air India Flight 171?

It is one of the worst airline disasters in decades in India.

On Thursday, an Air India passenger plane bound for London, England, crashed minutes after takeoff.

242 people were onboard, including one Canadian, a woman from the Toronto area.

Officials confirming only one surviving passenger at this point. On the ground, dozens more casualties after the plane crashed into a residential area and burst into flames near the airport in Ahmedabad.

Host Melanie Ng speaks with aviation expert John Gradek about early indications of what may have went wrong and next steps in the investigation.

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