helicopter
A 70-year-old is feared to have been swept away by floodwaters.
The helicopter was grounded while tests were carried out.
It's the first time such an aircraft will be used on another planet.
Rescue operation said to be underway to find sixth passenger.
We've just got to convince Airbus to make one...
He sustained serious head injuries.
'I saw the helicopter falling quickly into the sea. Then I saw a big explosion.'