1
Sarah Payne
Sarah Payne
Substantially
decomposed
2
Sarah Payne
Body found 2 weeks
after going missing
Identified by DNA
Roy
Whiting
3
Suspect
Roy Whiting
Tests were carried
out on his van
4
Results
Fibres found on Sarah’s shoe
In the Velcro strap
Most were blue fibres from her own clothes
Four fibres from a red sweatshirt
DNA links it to Roy Whiting
350 fibres
5
Results
Fibres in Sarah’s hair
Matched the sweatshirt, some socks
and van seat of Roy Whiting’s van
6
Results
Same colour as Sarah’s hair
40 fair hairs found in van
One gave a DNA result
DNA matched Sarah’s DNA
7
Tests carried out
461 microspectrophotometry tests
128 thin layer chromatography tests
23 infrared spectroscopy tests
8
Investigation involved over
1300 people
18 months
2 million pounds
Tests carried out
9
Summary
Microscopy to identify species
Microscopy and spectroscopy
Identification of fibres
1
Comparison to identify individual
Hair analysis
2
Wyszukiwarka
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