NCIS S05E15:

In the Zone

IMDb 7.9 60 min/episodeRelease:2003
A Marine captain dies in a mortar explosion in Baghdad; the SecNav sends the body to Ducky, who finds that a bullet, not shrapnel, caused the death. Tony and Jardine investigate on site; they and the rest of the team together figure it out.
Director: Terrence O'Hara