Five seriously wounded and flown to hospital in Darwin while others treated at triage site at scene; several Osprey aircraft have been involved in accidents in recent years
Probe finds proximity to sea water likely caused piece to rust, though issue was hidden to all; killed pilots praised for trying to weather challenges as cabin filled with smoke
Investigators say pilots were not able to escape the helicopter because they were knocked out when it hit the water; remaining 'Atalef' aircraft to be checked for similar issues
Fleet of helicopters to stay grounded as investigators still can't determine why the aircraft's left motor caught fire and why the pilots couldn't escape in last week's accident
Report says electrical short hampered pilots ability to control helicopter during crash landing, aircraft hit water on its right side and sank with two crew members still on board
Navy, air force chiefs hail Capt. Ron Berman, who managed to escape aircraft, call for help from his cellphone while floating at sea; now recovering in hospital
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