S7·E14 Masquerade

Episode recap

Task: Write a 280-380 word episode recap for NCIS S7E14 (Masquerade).
Constraint 1: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
Constraint 2: Do not invent/guess titles, names, dates, counts, awards, ratings, box-office, viewership, or plot points.
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: 280-380 words.
TMDB Episode Synopsis: "The team finds themselves in a race against time when a terrorist group threatens to detonate a 'dirty bomb' in the D.C. area."
Source [1]: NCIS (2003), TV-14, Crime, Drama, Action & Adventure. Overview: "From murder and espionage to terrorism and stolen submarines, a team of special agents inve..."
Source [2]: Created by Donald P. Bellisario, Don McGill. Cast: Sean Murray, David McCallum, Mark Harmon, Brian Dietzen. Follows Major Case Response Team investigating criminal cases connected to US Navy and Marines Corps personnel and their families.
Source [3]: Cast & Crew info.
Source [4]: Mentions Pauley Perrette's audition for Abby.
Source [5]: Mentions Sean Murray, Brian Dietzen, and Rocky Carroll.
Episode Title: Masquerade (S7E14).
Plot: A terrorist group threatens to detonate a dirty bomb in the D.C. area. The team is in a race against time.
Series Context: NCIS follows a Major Case Response Team of special agents investigating criminal cases connected to the US Navy and Marines Corps personnel and their families. The series was created by Donald P. Bellisario and Don McGill.
The synopsis is extremely sparse: "The team finds themselves in a race against time when a terrorist group threatens to detonate a 'dirty bomb' in the D.C. area."
The sources provide general series information but very little specific episode information.
Problem: The user wants a 280-380 word recap. However, the provided synopsis is only 26 words. The sources do not contain any additional plot details for S7E14.
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 write 280-380 words based only on the provided text, I