Relatives of the Air India crash victims are denouncing the preliminary probe as a cover-up, alleging it protects the airline, Boeing, and the Indian government. Families are rejecting compensation offers and planning legal action,

An official report on the world’s deadliest aviation accident in a decade, seen by CNN, has answered one key question – but raised others.

The Air India airliner carrying 230 passengers and 12 crew members was on its way to the United Kingdom when it crashed into a building shortly after takeoff on June 12, killing all aboard, except for one survivor, and several people on the ground, according to authorities.