There's a major discovery on Tuesday night's new episode of NCIS: Los Angeles.
As Callen investigates the death of a Russian woman, he learns why he was targeted by a gunman months ago.
Watch the official CBS promo for "Pushback" below, followed a trio of images from the episode:
[video url="http://www.tvfanatic.com/videos/pushback-promo/" title="Pushback Promo"] [/video]
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