Authorities in Malaysia conceded that they do know one thing about the final hours of flight MH370:Inside the plane,someone was in control.
Malaysian air safety authorities have declared more than four years after the disappearance of flight MH370 they do not know what caused the plane to crash.
WAtoday was granted exclusive access to AMSA's operations at Perth Airport.
Malaysia's new government has promised to release a long-awaited report into the plane's disappearance as a privately funded underwater search ended on Tuesday.
The search for Malaysia Airlines flight MH370 by a private US firm will end next Tuesday and there will be no more extensions.
Australian Transport Safety Bureau representatives said claims the ATSB had ignored a theory in which the pilot flew the plane to the end were wrong.
The families of missing Malaysia Airlines flight MH370 passengers and crew have held a remembrance event in Kuala Lumpur,less a week before the March 8 anniversary of the plane's disappearance four years ago with 239 people on board.