A Navy petty officer first-class dies of a single shot in Rock Creek Park, Washington, DC; Gibbs and company investigate; Gibbs says that the weapon is 7 m.m. and maybe a ...

Within 30 miles of Washington, DC, eight kids in Navy and Marine Corps families have suddenly become badly ill, requiring treatment in ERs and ICUs; Gibbs and company inv ...

A clown kills a Marine corporal with two rounds to his chest in Washington, DC; Gibbs and company investigate; McGee finds calls to the victim's second cellphone, and he ...

At the end of a classified presentation by the SecNav, a security system detects a bug, which proves to be inside a pen on the person of the SecNav, who tells Gibbs that ...

At night at the Marine Corps Base, Quantico, Virginia, a hit-and-run driver strikes and kills a running woman Navy petty officer third-class; Gibbs and company investigat ...

A Marine sergeant, Dawson, dies of gunfire during an alleged armed robbery of a men's clothing store in Washington, DC; Gibbs and company investigate; while at the scene ...

An explosion and a fire damage an offshore drilling platform near the Virginia Capes, killing one (a major in the US Marine Corps Reserve) and injuring many others; Gibbs ...

A Navy petty officer (cryptologic technician first-class) dies of a single gunshot to the back in a park in Baltimore, Maryland; Gibbs and company investigate; at the sce ...

Gibbs and company, including Susan, the agent from the polygraph room, investigate the death of a woman with an ID card showing her as a sergeant in the US Marine Corps; ...

A bomb explodes in the apartment of a Navy lieutenant (junior grade), Keith, while he's not at home; the building manager dies; Gibbs and company investigate. Keith washe ...

When Tony arrives in Tel Aviv, Mossad agents take him to their headquarters to draw him into the search for Ziva. Meanwhile the successor SecNav meets with Vance, Gibbs, ...

Parsons confronts Morrow (about the sidelined investigation), and the latter rebuffs him; moments later a bomb explodes at the site of a formal dinner, thereby killing th ...

Parsons continues to badger Gibbs; Gibbs finally breaks his silence but only slightly. To the surprise of Parsons, AJ Chegwidden, a retired admiral and a retired judge ad ...

At the Marine Corps Base, Quantico, Virginia, a Navy petty officer third-class, Lowry, chases and attacks a man who has followed him; Lowry, a cook, asks to speak with so ...

Ilan steps out of the SUV and to Tony's Cad, reaches inside, grabs the bag containing the diamonds, and catches a ride in another car; Ziva, wounded, opens fire but hits ...

Before Tony and Ziva leave Washington, DC, Gibbs diverts them from Rome to Berlin; Vance, Gibbs, and Ziva meet with Orli, the new chief of the Mossad; they discuss the sh ...

A Navy lieutenant, Callie, returns home from three days in San Diego on official business; her husband, Noah, is missing, and their house is in disarray; Gibbs and compan ...

A destroyer of the US Navy encounters an unexpected storm in the Atlantic Ocean off the coast of Virginia; two sailors on the weather deck find and recover the body of th ...

In Kabul, Afghanistan, a Marine sergeant, a dog handler, dies of a single round to his head, said to be from a Taliban sniper; however, his widow tells Gibbs about her do ...

After a hiatus of three years, two more young women die by homicide according to the same MO as in the previous series; Gibbs's barber confides in him that he wonders whe ...

In Richmond, Virginia, an injured Navy lieutenant grabs a jug of caustic drain cleaner, chugs it, and drops dead; Gibbs and company investigate; Tony soon learns about so ...

A lance corporal collapses and dies on an obstacle course at the Marine Corps Base, Quantico, Virginia; Gibbs and company investigate; Duck and the others see numerous wo ...

Gibbs and the three musketeers capture the number-2 cyberterrorist in the world, who, in the previous month, hacked into the MTAC and thereby caused the death of an agent ...

Two passersby find the scene of a one-car crash and the bodies of a Marine lance corporal and a young woman; Gibbs and company investigate; Ducky presents a two-pronged c ...

Gibbs and company continue to investigate the killings at Vance's home, seeking whoever hired the shooter; McGee identifies the gunman; Tony and McGee get a lead on the k ...

The discovery of an amputated human ear in the Potomac River leads to the rest of the body, wearing a uniform of a Navy petty officer; Gibbs and company investigate; Gibb ...

A Navy Lieutenant Commander returns from an overseas tour to her home in base housing at NAS Pax River, Maryland, and finds the decomposing body of her husband with a bro ...

A man at close range shoots three rounds at Fornell, who, wearing body armor, returns fire with six rounds and kills the assailant, who was a Navy seaman; Gibbs and compa ...

Kidnappers abduct one teenage girl (Rosie) but fail to get the second girl (Lydia) due to the intervention of Lydia's father, whom a bad guy shoots to death, and who is a ...

Gibbs tells Joe that Joe was right about Kersey's presence with the enemy in Afghanistan, and that he and the gang need his help to find the bad guy; Gibbs talks with Joe ...

Two Marine officers (a captain and a first lieutenant, close friends since childhood) have returned from Afghanistan after an ambush on their outfit; one night during a f ...

The Virginia State Police calls the NCIS to a shooting of a Navy petty officer first-class; Gibbs and company find the murder weapon at the scene; Abby traces the piece t ...