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U.S. service members parade down Pennsylvania Ave. after the inauguration of Donald J. Trump as the 45th President of the

Defense Secretary James Mattis is greeted at the Pentagon by Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs

In this episode of "Behind the Barrel Reloaded," we tour Sarco Inc., one of the world’s largest suppliers of guns

Service members celebrate the new commander in chief, President Donald J. Trump, during the Salute to Our Armed Services Ball

Members of the U.S. Navy march down Pennsylvania Avenue in Washington D.C., January 20, 2017, as part of the 58th

U.S. Army paratroopers from 2nd Brigade Combat Team, 82nd Airborne Division conduct air movement with Company B, 1st General Support

Surveillance of ISIL-Libya fighters at a potential training camp near Sirte, Jan. 19, 2017.

Airstrike on ISIL-Libya near Sirte, Jan. 19, 2017.

Coalition airstrike destroys a Da'esh fighting position near Mosul, Iraq, Dec. 12, 2016.

Learn five interesting facts about the Secret Service, our protective services for our political leaders, in this episode of "5