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Dzhokhar Tsarnaev— Case Archive
evidenceevidencephotograph2015 Federal Trial944-01The court permitted David Cahill to use the photograph as an illustrative chalk. Cahill explained that individual microscopic markings in the highlighted area, along with other areas of agreement, informed his identification.
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944-01

The court permitted David Cahill to use the photograph as an illustrative chalk. Cahill explained that individual microscopic markings in the highlighted area, along with other areas of agreement, informed his identification.

1 proceeding1 mention1 trial
Also known as (1)
  • Microscopic comparison photograph showing a Ruger test-fire casing on the left and Watertown casing Item 4-89 on the right, used as a chalk

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Cahill used the photograph to explain his conclusion that the Watertown cartridge casing had been fired by the Ruger.

Trial Record (1)