FBI Laboratory DNA report excluding Jason T. Langseth (K2) as contributor to Q40/Q41

Document date 31 January 2005

Part 77pages 263–2642 pagesDB Cooper-33622–33623

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Id: Cooper-Part-77:263-264

Subject: Cooper Files: Cooper-Part-77:263-264

Document: FBI Laboratory DNA report excluding Jason T. Langseth (K2) as contributor to Q40/Q41
Id: Cooper-Part-77:263-264
Page: https://cooper.theunsolved.net/documents/Cooper-Part-77%3A263-264

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FBI 164-81, Vault Part 77 pp. 263–264 (DB Cooper-33622–33623), Report, dated 31 Jan 2005 — cooper.theunsolved.net/documents/Cooper-Part-77%3A263-264

7-1 (Rev. 5-13-99)

FEDERAL BUREAU OF INVESTIGATION WASHINGTON, D. C. 20535

To: Seattle Olympia RA SA[redacted]

Date: January 31, 2005

Case ID No.: SE-164A-81-DNA -322 Lab No.: 041208012 QB MD

Reference: Communication dated December 3, 2004

Your No.:

Title: UNSUB, Aka DAN COOPER; NORJAK; CAA - HIJACKING

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Date specimens received: December 8, 2004

Specimens:

The specimen listed below was received in the DNA Analysis Unit I:

K2 Buccal swab from JASON T. LANGSETH

This report contains the results of the DNA analyses. The results of additional FBI Laboratory examinations are the subjects of separate reports.

Results of Examinations:

Deoxyribonucleic acid (DNA) was isolated from specimen K2 (LANGSETH) and subjected to DNA typing by the polymerase chain reaction (PCR) at the amelogenin sex typing locus and the nine (9) short tandem repeat (STR) loci of the AmpFlSTR® Profiler Plus™ ID PCR Amplification Kit. The DNA typing results are detailed below.

Page 1 of 2

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This Report is Furnished for Official Use Only

DB Cooper-33622

AmpFlSTR® Profiler Plus™ ID

SPECIMEN | D3S1358 | vWA | FGA | D8S1179 | D21S11 | D18S51 | D5S818 | D13S317 | D7S820 K2 | 14, 15 | 17, 18 | 18, 25 | 13, 13 | 30, 31 | 14, 16 | 11, 12 | 8, 9 | 10, 10

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The STR typing results from specimen K2 were compared to the STR typing results from specimen Q40/Q41 (combined for analysis) [submitted under FBI Laboratory Number 010904012 HL MD and reported in FBI Laboratory report dated April 2, 2002]

Based on the STR typing results, specimen K2 (LANGSETH) is excluded as a potential contributor to the mixture of DNA obtained from specimen Q40/Q41.

No other DNA examinations were conducted.

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Remarks:

Upon completion of all the requested examinations, the submitted items will be returned to you under separate cover. In addition to the evidence in the case, any remaining processed DNA from specimens examined by DNA analysis will also be returned to you. The processed DNA can be found in a package marked PROCESSED DNA SAMPLES: SHOULD BE REFRIGERATED/FROZEN. It is recommended that these samples be stored in a refrigerator/freezer and isolated from evidence that has not been examined.

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b6 b7C b7E

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DNA Analysis Unit I

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Page 2 of 2 041208012 QB MD

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DB Cooper-33623

Serials: 010904012 HL MD, 041208012 QB MD, SE-164A-81-DNA -322