Mardjono said he expected a preliminary report to be released within a month of the crash . Divers are expected to inspect the fuselage Thursday morning . Data from cockpit voice and flight data recorder have been downloaded . A preliminary report will be issued within hours , Indonesian authorities says .
Divers are expected to inspect the fuselage Thursday morning . Data from cockpit voice and flight data recorder have been downloaded . A preliminary report will be issued within hours , Indonesian authorities says .