A London-bound Air India plane carrying 242 people crashed shortly after take-off in Ahmedabad, western India.

Using footage and flight data, BBC Verify's Merlyn Thomas has been taking a look at the final moments before the crash to find out what might have happened.

Produced by Jemimah Herd. Motion graphics by Mark Edwards and Jenna Rogers.

Verification by Emma Pengelly, Shruti Menon, Sebastian Vandermeersch, Paul Brown, Joshua Cheetham, Jake Horton and Richard Irvine-Brown.