Human civilization is about fire. Creating fire is what separates us from the animals; extinguishing it without urinating on it, according to Sigmund Freud, marked the starting point for the most fundamental societies. It is also, at its core, a force of destruction — and, therefore, a weapon of war.

Anyway.

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President Donald Trump presented former Army Staff Sgt. David Bellavia with the Medal of Honor in a White House ceremony on Tuesday, making him the first living Iraq War veteran to receive the nation's highest valor award.

Bellavia was awarded the Medal of Honor in recognition of his heroic actions of Nov. 10, 2004, when he killed five enemy fighters during a chaotic battle inside an enemy-held house during the second battle of Fallujah, rescuing an entire squad in the process.

But according to Bellavia, he likely wouldn't have made it out alive had it not been for his knife.

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(U.S. Marine Corps/Lance Cpl. Robert Alejandre)

Just two years after the Marine Corps dropped $51 million to issue every single grunt a new lightweight combat helmet, the service is eyeing yet another newer, lighter combat helmet.

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