9 Moments From "Praesidium" - NCIS: Los Angeles S6 E3

The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington.

1. "Praesidium" S6 E3

The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Neil Jacobs/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

2. "Praesidium" S6 E3

Pictured: Linda Hunt (Henrietta "Hetty" Lange). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Ron P. Jaffe/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

3. "Praesidium" S6 E3

Pictured: Linda Hunt (Henrietta "Hetty" Lange). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Ron P. Jaffe/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

4. "Praesidium" S6 E3

Pictured: Rocky Carroll (NCIS Director Leon Vance) and Linda Hunt (Henrietta "Hetty" Lange). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Ron P. Jaffe/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

5. "Praesidium" S6 E3

Pictured: Rocky Carroll (NCIS Director Leon Vance) and Linda Hunt (Henrietta "Hetty" Lange). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Ron P. Jaffe/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

6. "Praesidium" S6 E3

Pictured: LL COOL J (Special Agent Sam Hanna). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Neil Jacobs/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

7. "Praesidium" S6 E3

Pictured: LL COOL J (Special Agent Sam Hanna). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Neil Jacobs/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

8. "Praesidium" S6 E3

Pictured: Chris O'Donnell (Special Agent G. Callen). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Neil Jacobs/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.

9. "Praesidium" S6 E3

Pictured: Daniela Ruah (Special Agent Kensi Blye) and Eric Christian Olsen (LAPD Liaison Marty Deeks). The NCIS: LA team takes action to protect one of their own while being interrogated by the Department of Justice. Meanwhile, Nell goes undercover as Hetty, and Director Leon Vance gives Hetty disturbing news while she is in Washington, on NCIS: LOS ANGELES, Monday, Oct. 13 (9:59-11:00 PM, ET/PT), on the CBS Television Network. Photo: Neil Jacobs/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved.