Conversation so far:
how many episodes of ncis have there been
As of January 28, 2020, 392 episodes of the TV series NCIS have aired.
what does ncis stand for
The United States Naval Criminal Investigative Service (NCIS) is the primary law enforcement agency of the U.S. Department of the Navy.
how much ncis personnel are civilian
The vast majority of NCIS personnel are civilian, with half being special agents.
what does ncis do
NCIS' primary function is to investigate criminal activities involving the U.S. Navy and U.S. Marine Corps.

Question: what else does the agency do
Self-contained rewrite: what else does the ncis do besides investigate criminal activities involving the u.s. navy and u.s. marine corps