David Earnest

Gideon and the BAU track down a copycat bomber who has been terrorizing Palm Beach, Florida. The team determines the bomber is mimicking Gideon's nemesis, Adrian Bale, who is the man responsible for murdering Gideon's team in Boston several years earlier.

After receiving a ransom call from the kidnapper of a Marine's daughter, the NCIS team learns that the girl's parents were recently separated after a marital indiscretion by the wife.

When Rigsby's father (guest star William Forsythe) is found injured at a crime scene, the team must find out if it is the result of a longstanding small-town gang war. Former series regular Pruitt Taylor Vince returns as J.J. LaRoche. And Max Martini guest stars as former gang member Fletcher Moss.

Sebastian builds a case against an underworld kingpin as part of a covert deal initiated by the State Attorney General's office that could save Sebastian from being disbarred for having covered up the murderous act of a client in 1996.