Benjamin Franklin nailed it when he said, "Fatigue is the best pillow." True story, Benny. There's nothing like pushing your body so far past exhaustion that you'd willingly, even longingly, take a nap on a concrete slab.
The Army plans to field a 6.5mm intermediate caliber rifle around 2020 — but in the meantime, some riflemen feel the service’s current standard 5.56mm rifle cartridge isn’t giving them enough bang in the field. “The troops feel like they’re in a street fight with a guy with longer arms,” according to Soldier Systems.