Stephanie Fantauzzi

The murder of a petty officer sparks a lead in a 40-year-old airport bombing cold case that Gibbs and DiNozzo have been assigned to for the past two years. Also, McGee is jealous that he was not previously briefed on the cold case.

Kensi and Deeks investigate the death of a lieutenant commander who worked in naval intelligence. They go undercover at a rehab centre.

A hiker leads intelligence to a young woman being held captive in the woods near Chicago; a former relationship of Halstead's comes back into the picture, much to the surprise of Lindsay.

Frank tells Carl he has cancer to scam a charity foundation. Lip hunts down paedophiles in the neighbourhood.

Jimmy gets back into Fiona's good graces and decides to have her meet his family, while Frank plots to free Monica from the psychiatric institution.

Fiona walks into Steve and his new girlfriend Estefania on Jasmine's end-of-summer blowout. Frank tries to get rid of Grammy, while Fiona enjoys her company.