Investigators believe the Boeing Dreamliner had its emergency-power generator operating during the Air India crash in Ahmedabad.

Air India flight AI171, a Boeing 787-8 carrying 242 people, crashed after taking off from Ahmedabad on its way to London.

As sirens wailed and emergency teams rushed to the scene, Police Inspector DB Basia from the Meghani Nagar Police Station came face-to-face with fear. When he reached the crash site, he saw devastation,