Tromp family puzzle: 'She did not know her name and had no idea where she was'

By David Cole, Shana Morgan and Tammy Mills
Updated September 2 2016 - 9:08pm, first published 8:16pm
Sergeant Mark Knight addresses the media on Thursday. Photo: Eddie Jim
Sergeant Mark Knight addresses the media on Thursday. Photo: Eddie Jim
Riana Tromp. Photo: Facebook
Riana Tromp. Photo: Facebook
'Out of character': Mark and Jacoba Tromp.
'Out of character': Mark and Jacoba Tromp.
Mitchell and Ella Tromp speak to the media on Thursday. Photo: Eddie Jim
Mitchell and Ella Tromp speak to the media on Thursday. Photo: Eddie Jim
The Tromp family's home, and currant farm in Silvan.   Photo: Tom Cowie
The Tromp family's home, and currant farm in Silvan. Photo: Tom Cowie
The Tromp children: Mitchell, Riana and Ella.
The Tromp children: Mitchell, Riana and Ella.
A Peugeot wagon similar to the car Mark and Jacoba Tromp were last seen driving. Photo: 7 News
A Peugeot wagon similar to the car Mark and Jacoba Tromp were last seen driving. Photo: 7 News

Keith Whittaker was heading to Canberra for a doctor's appointment on Tuesday when he realised he was not alone.

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