Watch NCIS Season 16 Episode 20 online via TV Fanatic with over 7 options to watch the NCIS S16E20 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, CBS All Access, and CBS All Access (Via Amazon Prime).
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On NCIS Season 16 Episode 20, the team investigates the murder of a Marine Major who was believed to have been killed in the 9/11 attack on the Pentagon.