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Navy SEAL Imposter Exposed

Act 4: For years, A.J. Dicken claimed he was an ex-Navy SEAL who served in dozens of missions.
07:59 | 01/04/2014

Transcript for Navy SEAL Imposter Exposed

20/20's the big lie returns. Now with matt gutman. Reporter: In these cynical times when heroes are scarce, navy s.E.A.L.S. May be the one thing americans can still believe in. Capable of almost... See More
This transcript has been automatically generated and may not be 100% accurate.
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