The crash of an Air India Boeing 787 Dreamliner seconds after takeoff from Ahmedabad city, killing all but one of the 242 people on board, is the world's worst aviation disaster in a decade. At least 30 people were also killed on the ground as the airliner crashed into a medical college hostel near the airport.

Investigators suspect Air India Flight 171's emergency power system activated before its fatal Ahmedabad crash, raising engine failure concerns. DGCA found no major safety lapses in Air India’s Boeing 787 fleet but flagged maintenance issues.

Preliminary finding of the probe into the crash involving Boeing Dreamliner 787 points towards problems with the plane’s engines during takeoff