S16·E20 Hail & Farewell

Episode recap

Task: Write a 280-380 word episode recap for NCIS S16E20 (Hail & Farewell).
Constraint 1: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
Constraint 2: Do not invent/guess titles, names, dates, counts, awards, ratings, etc.
Constraint 3: If a detail is not in the material, omit it.
Constraint 4: Write original, neutral, encyclopedic prose in plain text.
Constraint 5: No markdown, no asterisks, no headings, no bullet points.
Constraint 6: Word count target: 280-380 words.
Synopsis: NCIS investigates the murder of a Marine Major believed to have been killed in the 9/11 attack on the Pentagon after human remains are discovered at a construction site.
Source [1]: NCIS (2003), TV-14, Crime, Drama, Action & Adventure.
Source [2]: Created by Donald P. Bellisario, Don McGill. Cast includes Sean Murray, David McCallum, Mark Harmon, Brian Dietzen. Follows the Major Case Response Team of the NCIS investigating criminal cases connected to the US Navy and Marines Corps personnel and their families.
Source [3]: Cast info (Gibbs, DiNozzo, Todd).
Source [4]: Origin info (JAG pilot).
Source [5]: Cast info (Sean Murray, Brian Dietzen, Rocky Carroll).
Episode: S16E20 (Hail & Farewell).
Plot: NCIS investigates the murder of a Marine Major.
Context: The Major was believed to have been killed in the 9/11 attack on the Pentagon.
Trigger: Human remains were discovered at a construction site.
Series Context: NCIS follows the Major Case Response Team investigating cases connected to the US Navy and Marines Corps personnel and their families.
The provided synopsis is extremely brief: "NCIS investigates the murder of a Marine Major believed to have been killed in the 9/11 attack on the Pentagon after human remains are discovered at a construction site."
The sources provide general series information (creators, cast, premise) but nothing else about this specific episode.
Problem: The user wants a 280-380 word recap. However, the provided text only contains one sentence of plot information.
Constraint Check: "If the synopsis is sparse, stay concise rather than guessing." and "You write ONLY verifiable facts that are explicitly supported by the provided SYNOPSIS and SOURCES."
If I follow the instructions strictly, I cannot reach 280 words because there are no other facts about the