Watch NCIS Season 16 Episode 20 online via TV Fanatic with over 5 options to watch the NCIS S16E20 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, 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.