Following an active shooter lockdown at a naval hospital, the team searches for a suspect who fled the scene; someone from Sloane's past is a key witness in the case.
| Title | Perennial |
|---|---|
| Genres | Crime Drama Action & Adventure |
| Release Date | 2019-04-09 |
| Episode Runtime | 01 Hours 00 Minutes |
| Season Number | 16 |
| Episode Number | 19 |
| Production Companies | Paramount Television, Belisarius Productions, CBS Studios |
