Air India faces fresh turbulence following last week’s fatal crash as additional safety inspections on its Dreamliner fleet lead to flight delays, cancellations and growing passenger anxiety.

The preliminary finding gives investigators a new line of inquiry as they study a crash that killed all but one of the plane’s passengers.

Air India is reducing its international service using widebody planes by 15% as the nation's flag carrier grapples with the fallout from a fatal Boeing Co. 787 crash last week and an Israel-Iran clash in the Middle East.