5USA +1

Briscoe, resentful at being second-guessed by fellow officers, is frustrated when a gang member who shot an elderly woman for her purse continues to dodge justice.

When a travel agent is raped and left fighting for her life in a coma, Briscoe and Green investigate and find a prominent state official is their main suspect making their investigation even more complex.

The murder of a marine captain in Baghdad leads to a murky property deal back in the US. As the investigation progresses, it emerges that intel analyst Nikki Jardine has another reason to want to visit Iraq.

Ziva goes on an undercover mission, and stumbles into dangerous territory when the serial killer she has been following grows suspicious of her. The operation reaches a dramatic conclusion, and it soon emerges that the killer may not have been working alone.

Palmer is put in grave danger when he becomes the target of an anonymous murderer, who only he can recognise.

A young boy seeks help when his sister doesn't come home from work; Benson and Carisi suspect a woman's assault was prearranged by a third party.