The AAIB's preliminary report into the Air India Ahmedabad crash reveals both engines shut down mid-air after their fuel cutoff switches transitioned from RUN to CUTOFF within a second of each other.

As we've been reporting, the preliminary report into the Air India Flight 171 crash indicated that both engines on the plane were almost simultaneously flipped from run to cut-off. The Boeing 787 Dreamliner then began to lose thrust and sink down, before crashing in the west Indian city of Ahmedabad.

A preliminary report into the Air India crash that killed 260 people last month showed that seconds after taking off, the plane's engines fuel cutoff switches almost simultaneously flipped from run to cutoff,