U.S. soldiers carry a 155 mm artillery round for a live-fire training exercise during the Anakonda war games near Olezno, Poland, on June 14. Sgt. Ashley Marble/55th Combat Camera via DVIDS hide caption

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NATO War Games In Poland Get Russia's Attention

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Sgt. Jessie Bacon uses the Tactical Communications and Protective System to relay information to his squad in Fort Bliss, Texas. About 20,000 of the devices have been deployed so far. Sgt. Betty Boomer/U.S. Army hide caption

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Army's Smart Earplug Damps Explosive Noise, But Can Enhance Whispers

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Frank Rossoto Stocktrek/Getty Images

From Medical Maggots To Stench Soup, 'Grunt' Explores The Science Of Warfare

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Soldiers, officers and civilian employees attend a ceremony for the U.S. Army's annual observance of Sexual Assault Awareness and Prevention Month in March 2015 in Arlington, Virginia. According to the Pentagon, the initiative is "meant to reinforce a climate of dignity and respect founded on good order and discipline." Chip Somodevilla/Getty Images hide caption

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New Report Says Pentagon Not Doing Enough For Sexual Assault Victims

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U.S. Navy air wing captains pause on the flight deck of the aircraft carrier USS Theodore Roosevelt last September. Every day, the steam-powered catapult aboard this massive ship flings American fighter jets into the sky, on missions to target the extremist Islamic State group in Iraq and Syria. Marko Drobnjakovic/AP hide caption

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Navigation aboard the guided-missile destroyer USS Stout is done by computer, as is the case on many other ships. The U.S. Navy now wants more of its officers proficient in celestial navigation. Amanda Gray/U.S. Navy hide caption

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U.S. Navy Brings Back Navigation By The Stars For Officers

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The Pentagon says the new force will help secure the border between Iraq and Syria and hunt down Islamic State leaders in raids. AFP/AFP/Getty Images hide caption

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U.S. To Send 100 More Troops To Iraq In Fight Against Islamic State

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Russian President Vladimir Putin (center left) and Defense Minister Sergei Shoigu (center right) arrive for the opening of the Army-2015 international military show outside Moscow in June. Alexei Druzhinin/AP hide caption

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In Russia, A 'Show Of Force' As The Military Tries To Modernize

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Military vehicles carrying Wing Loong — a Chinese-made, medium-altitude, long-endurance, unmanned aerial vehicle — drive past Tiananmen Gate during a military parade to commemorate the 70th anniversary of Japan's World War II defeat in Beijing on Thursday. Andy Wong/AP hide caption

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The first women to pass the Army's elite Ranger training, Capt. Kristen Griest (left) and 1st Lt. Shaye Haver (right), will receive their Ranger tabs when they graduate Friday. Reuters/Landov hide caption

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Researchers Warn Against 'Autonomous Weapons' Arms Race

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