The NCIS promo airing last week gave us our first glimpse of a never-before-seen character. Now an extended promo for this week's episode offers some more snippets of what we can expect from Diane.

Diane, of course, is the former Mrs. Gibbs. And Mrs. Tobias Fornell.

Having divorced both of our beloved federal agents, she married another - in Homeland Security, if memory services - and it's her current spouse's disappearance that brings her to the office Tuesday night.

Here's an extended promo for the aptly-titled "Devil's Triangle" ...

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