President of CBS Entertainment Nina Tassler, Executive Producer Gary Glasberg, Mark Harmon, and President of CBS Television Studios David Stapf attend CBS' "NCIS" celebration of their 200th episode on January 3, 2012 in Valencia, California.

President of CBS Entertainment Nina Tassler, Executive Producer Gary Glasberg, Mark Harmon, and President of CBS Television Studios David Stapf attend CBS' "NCIS" celebration of their 200th episode on January 3, 2012 in Valencia, California.