Matthew Del Negro

A gunman hides in a body bag sent to Ducky, then takes the medical examiner, Gerald and Kate hostage. Gibbs must find a way to free them.

House 51 comes under investigation for negligence after Interim Chief Pridgen makes a grave tactical error during an apartment fire.

A temporary chief fills in for Boden, who is forced to take some time off for personal reasons; Lt Severide deals with an unwelcome addition to the squad; Brett becomes close to a girl she previously rescued; Casey starts seeing a new woman.

The BAU travel to Philadelphia where the latest victim of The Replicator has been found murdered.

In order for Fitz to make the biggest impact with his State of the Union address on gun control, Cyrus sets out to recruit a power couple who are influential on the issue.

Olivia, still unable to believe that Jake is guilty, sets her eyes on Tom for additional information. When Leo Bergen's newest client causes a gut-wrenching reaction, Olivia's associates spring into action.