Hail & Farewell
| Episode Number | 20 |
|---|---|
| Season | 16 |
| Aired | 2019-04-16 |
| Overview | 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. A personal history with the victim drives Gibbs to solve her crime. |
| Runtime | 45 minutes |
| Absolute Number | 374 |
| Finale Type |