Off Duty

In this clip from episode 5 of NatGeo's documentary series "Chain of Command," Afghanistan forces commander Gen. John Nicholson visits

In this clip from episode 4 of NatGeo's "Chain of Command" documentary series, Captain Mark G. Zwirgzdas reflects on his

In this clip from episode 3 of the NatGeo documentary, White House senior advisor Jared Kushner visits Iraq Federal Police

In this clip from episode 3 of the NatGeo documentary, the series introduces Command Sergeant Major John Troxell, the highest

In this scene from the acclaimed British boxing movie, Jimmy McCabe (played by Johnny Harris) gets reamed out for lackluster

President Barack Obama expresses his gratitude to the men and women who serve in this clip from the documentary "The

Americans didn't want to get involved in the conflict that would become World War II, but American millionaire Alfred Loomis

Listen up, Marines! It's time to disconnect from social media and connect to the people around you. Major General William

Here are a collection of photos honoring all those who served or continue to serve this holiday season.

Director Christopher Nolan, his cast and crew talk about the director's efforts to have as much action as possible captured