
Referring to the effort as perhaps the “most challenging” ever, Air Chief Marshal Angus Houston of Australia “has raised the possibility that no wreckage from the passenger jet may ever be found,” the Sydney Morning Herald reports. “We don’t know what altitude the aircraft was traveling at. We don’t really know the speed it was going,” he said. “Inevitably, if we don’t find wreckage on the surface, we are eventually going to have to, probably, in consultation with everybody who has a stake in this, review what we do next.” Now involved in the hunt: director Peter Jackson’s personal $80 million Gulfstream jet.