The new machine gun has come a long way from the prototype that Sig unveiled at SHOT Show last year.
Beretta Defense Technologies showed off a production model of its PMX submachine gun for the first time this week.
The firm delivered the first AR prototype to the U.S. Army Combat Capabilities Development Command's Armaments Center.
It's similar to the gun Sig is developing as a candidate to replace the Army's M249 squad automatic weapon.
The optic will help gunners hit enemy targets faster and with more accuracy than ever before.
The U.S. Army's search for a new optic for its medium and heavy machine guns has been delayed.
The Chesapeake Cartridge Corporation is in the process of submitting its new line of nickel ammunition for testing.
The Marine Corps wants a 30 percent weight savings over existing linked belts of .50 caliber ammo.
Everybody's favorite Marine gunner is back.
Since 2001, the Alabama Army National Guard site has played a significant role in preparing soldiers for Afghanistan.
State police asked that anyone who may have witnessed the incident, or had cellphone video of it, to contact them.
DOD spokeswoman Susan Gough would not comment on what the images show.
Advocates and some lawmakers stress that the stars are aligned to pass significant legislation.
"He represented himself and our Army well through his calm, professional response to the situation -- I'm very proud of him."