Last night's NCIS: Los Angeles missed the mark somewhat with the introduction of G. Callen's former partner and non-wife, but hopefully the show will bounce back next week.

When a federal agent is murdered in a shootout in downtown Los Angeles, the team members from the Office of Special Projects call in to investigate ... and go deep cover.

Here's the first promo for "Anonymous" ...

[video url="http://www.tvfanatic.com/videos/anonymous-promo/" title="Anonymous Promo"] [/video]

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.