Task & Purpose has a video showing a live firing of one of the finalists for the U.S. Army's NGSW program from General Dynamics... "Can this rifle replace the us army's M4 5.56mm ? True Velocity came out with a revolutionary NGSW 6.8mm 30% lighter weight cartridge. The Next Generation Squad Weapon program has three firearms manufactures competing to replace the legacy small arms. Word on the street is the army will select a winner by sometime around December of 2021 at the earliest.

The Firearm Blog TV shares the promo video of the General Dynamic's entry for the U.S. Army's Next Generation Squad Weapon program... "GD-OTS have kindly allowed us to share their promo video for their entry into the US Army's Next Generation Squad Weapon - the RM277 bullpup, which has just debuted at AUSA 2019."