Tony sees a connection between the murder of a petty officer and a case from his past on NCIS. "Once a Crook" is the fifth episode of the show's 11th season.
Tony and Ziva run into some issues at the border in the May 11, 2010 episode of NCIS. What will they find in the "Borderland" is unclear (besides trouble, that is).
Things turn awkward when a murder victim has ties to Gibbs and Fornell's ex-wife's new boyfriend on NCIS. "Devil's Triad" is the tenth episode of the show's 11th season.