Denia Brache

When a homicide case ends in a hung jury, Erin is forced to take over the case from her colleague and find a missing witness. Also, Jamie and Eddie go undercover as an elderly couple to catch a gang that is terrorizing a neighborhood.

When the State Department goes on lock down due to a deranged gunman outside the building, Elizabeth is confined with a delegation from Iraq whose translator threatens to reveal damaging information about her actions while in the CIA. Meanwhile, when Matt is stuck in an office with Daisy's fiance, Win, he spills information that he shouldn't have. Sam Daly guest stars. (TV-PG L)

Trevor sets up Claire's friend Riley and a distrusting private investigator, as Claire walks the line between relationship expert and friend; Felix becomes smitten with the mother of Lita's new boyfriend.