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Transcripts for CNN Forensic Files 20150809 06:40:00

we were still thinking she was going to come back. even when i was printing the flyers, i remember still thinking she was going to come back from some camping trip that she was having so much fun she just didn t want to come home for. investigators were stunned to discover tiny metal fragments on stephanie s body, like the ones found in the arlene jensen case. the first natural thing you have come up in your brain is, oh, these two people are connected. at 100 times magnification the fragments looked identical. but were they? to find out, analysts turned to a process known as energy dispersive x-ray spectrometry. the samples were bombarded with electrons. this created x-ray frequencies which were then charted and compared. each element has a set of characteristic x-rays. iron is different from chromium and chromium is different from

Transcripts for CNN Forensic Files 20150405 04:10:00

we were still thinking she was going to come back. even when i was printing the flyers, i remember still thinking she was going to come back from some camping trip that she was having so much fun she just didn t want to come home for. investigators were stunned to discover tiny metal fragments on stephanie s body, like the ones found in the arlene jensen case. the first natural thing you have come up in your brain is, oh, these two people are connected. at 100 times magnification the fragments looked identical. but were they? to find out, analysts turned to a process known as energy dispersive x-ray spectrometry. the samples were bombarded with electrons. this created x-ray frequencies which were then charted and compared. each element has a set of characteristic x-rays. iron is different from chromium and chromium is different from

Transcripts for CNN Forensic Files 20140717 07:10:00

we were still thinking she was going to come back. even when i was printing the flyers, i remember still thinking she was going to come back from some camping trip that she was having so much fun she just didn t want to come home for. investigators were stunned to discover tiny metal fragments on stephanie s body, like the ones found in the arlene jensen case. the first natural thing you have come up in your brain is, oh, these two people are connected. at 100 times magnification the fragments looked identical. but were they? to find out, analysts turned to a process known as energy dispersive x-ray spectrometry. the samples were bombarded with electrons. this created x-ray frequencies which were then charted and compared. each element has a set of characteristic x-rays. iron is different from chromium and chromium is different from aluminum. the fragment samples contained steel and brass.

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